FIRST COURSE IN DIFF.EQ.-WEBASSIGN
11th Edition
ISBN: 9781337652476
Author: ZILL
Publisher: CENGAGE L
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Textbook Question
Chapter 4.7, Problem 29E
In Problems 25-30 solve the given initial-value problem. Use a graphing utility to graph the solution curve.
29. x2y″ + y′ = x, y(1) = 1, y′(1) =
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(9) (16 points) Let
F(x, y, z) = (x² + y − 4)i + 3xyj + (2x2 +z²)k
=
-
= (x²+y4,3xy, 2x2 + 2²).
(a) (4 points) Calculate the divergence and curl of F.
(b) (6 points) Find the flux of V x F across the surface S given by x² + y²+2² =
16, z ≥ 0.
(c) (6 points) Find the flux of F across the boundary of the unit cube E = [0,1] ×
[0,1] x [0,1].
(8) (12 points)
(a) (8 points) Let C be the circle x² + y² = 4. Let
F(x, y) = (2y + e²)i + (x + sin(y²))j.
Evaluate the line integral
JF.
F.ds.
Hint: First calculate V x F.
(b) (4 points) Let S be the surface r² + y² + z² = 4, z ≤0. Calculate the flux
integral
√(V × F)
F).dS.
Justify your answer.
Determine whether the Law of Sines or the Law of Cosines can be used to find another measure of the triangle.
a = 13, b = 15, C = 68°
Law of Sines
Law of Cosines
Then solve the triangle. (Round your answers to four decimal places.)
C = 15.7449
A = 49.9288
B = 62.0712
×
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Chapter 4 Solutions
FIRST COURSE IN DIFF.EQ.-WEBASSIGN
Ch. 4.1 - In Problems 14 the given family of functions is...Ch. 4.1 - In Problems 14 the given family of functions is...Ch. 4.1 - In Problems 14 the given family of functions is...Ch. 4.1 - In Problems 14 the given family of functions is...Ch. 4.1 - Given that y=c1+c2x2 is a two-parameter family of...Ch. 4.1 - Find two members of the family of solutions in...Ch. 4.1 - Given that x(t) = c1 cos t + c2 sin t is the...Ch. 4.1 - Use the general solution of x + 2x = 0 given in...Ch. 4.1 - In Problems 9 and 10 find an interval centered...Ch. 4.1 - In Problems 9 and 10 find an interval centered...
Ch. 4.1 - (a) Use the family in Problem 1 to find a solution...Ch. 4.1 - Use the family in Problem 5 to find a solution of...Ch. 4.1 - In Problems 13 and 14 the given two-parameter...Ch. 4.1 - In Problems 13 and 14 the given two-parameter...Ch. 4.1 - In Problems 1522 determine whether the given set...Ch. 4.1 - In Problems 1522 determine whether the given set...Ch. 4.1 - In Problems 1522 determine whether the given set...Ch. 4.1 - In Problems 1522 determine whether the given set...Ch. 4.1 - In Problems 1522 determine whether the given set...Ch. 4.1 - In Problems 1522 determine whether the given set...Ch. 4.1 - In Problems 1522 determine whether the given set...Ch. 4.1 - In Problems 1522 determine whether the given set...Ch. 4.1 - In Problems 2330 verify that the given functions...Ch. 4.1 - In Problems 2330 verify that the given functions...Ch. 4.1 - In Problems 2330 verify that the given functions...Ch. 4.1 - In Problems 2330 verify that the given functions...Ch. 4.1 - In Problems 2330 verify that the given functions...Ch. 4.1 - In Problems 2330 verify that the given functions...Ch. 4.1 - In Problems 2330 verify that the given functions...Ch. 4.1 - In Problems 2330 verify that the given functions...Ch. 4.1 - In Problems 3134 verify that the given...Ch. 4.1 - In Problems 3134 verify that the given...Ch. 4.1 - In Problems 3134 verify that the given...Ch. 4.1 - In Problems 3134 verify that the given...Ch. 4.1 - (a) Verify that yp1=3e2x and yp2=x2+3xare,...Ch. 4.1 - (a) By inspection find a particular solution of...Ch. 4.1 - Prob. 37ECh. 4.1 - Prob. 38ECh. 4.1 - (a) Verify that y1 = x3 and y2 = |x|3 are linearly...Ch. 4.1 - Is the set of functions f1(x) = ex+2, f2(x) = ex3...Ch. 4.1 - Prob. 41ECh. 4.1 - Suppose that y1, y2, , yk are k nontrivial...Ch. 4.2 - In Problems 116 the indicated function y1(x) is a...Ch. 4.2 - In Problems 116 the indicated function y1(x) is a...Ch. 4.2 - In Problems 116 the indicated function y1(x) is a...Ch. 4.2 - In Problems 116 the indicated function y1(x) is a...Ch. 4.2 - In Problems 116 the indicated function y1(x) is a...Ch. 4.2 - In Problems 116 the indicated function y1(x) is a...Ch. 4.2 - In Problems 116 the indicated function y1(x) is a...Ch. 4.2 - In Problems 116 the indicated function y1(x) is a...Ch. 4.2 - In Problems 116 the indicated function y1(x) is a...Ch. 4.2 - In Problems 116 the indicated function y1(x) is a...Ch. 4.2 - In Problems 116 the indicated function y1(x) is a...Ch. 4.2 - In Problems 116 the indicated function y1(x) is a...Ch. 4.2 - In Problems 116 the indicated function y1(x) is a...Ch. 4.2 - In Problems 116 the indicated function y1(x) is a...Ch. 4.2 - In Problems 116 the indicated function y1(x) is a...Ch. 4.2 - In Problems 116 the indicated function y1(x) is a...Ch. 4.2 - In Problems 1720 the indicated function y1(x) is a...Ch. 4.2 - In Problems 1720 the indicated function y1(x) is a...Ch. 4.2 - In Problems 1720 the indicated function y1(x) is a...Ch. 4.2 - In Problems 1720 the indicated function y1(x) is a...Ch. 4.2 - Prob. 21ECh. 4.2 - In Problems 21 and 22 the indicated function y1(x)...Ch. 4.2 - Prob. 23ECh. 4.2 - Verify that y1(x) = x is a solution of xy" xy + y...Ch. 4.3 - In Problems 114 find the general solution of the...Ch. 4.3 - In Problems 114 find the general solution of the...Ch. 4.3 - In Problems 114 find the general solution of the...Ch. 4.3 - In Problems 114 find the general solution of the...Ch. 4.3 - In Problems 114 find the general solution of the...Ch. 4.3 - In Problems 114 find the general solution of the...Ch. 4.3 - In Problems 114 find the general solution of the...Ch. 4.3 - In Problems 114 find the general solution of the...Ch. 4.3 - In Problems 114 find the general solution of the...Ch. 4.3 - In Problems 114 find the general solution of the...Ch. 4.3 - In Problems 114 find the general solution of the...Ch. 4.3 - In Problems 114 find the general solution of the...Ch. 4.3 - In Problems 114 find the general solution of the...Ch. 4.3 - In Problems 114 find the general solution of the...Ch. 4.3 - In Problems 1528 find the general solution of the...Ch. 4.3 - In Problems 1528 find the general solution of the...Ch. 4.3 - In Problems 1528 find the general solution of the...Ch. 4.3 - In Problems 1528 find the general solution of the...Ch. 4.3 - In Problems 1528 find the general solution of the...Ch. 4.3 - In Problems 1528 find the general solution of the...Ch. 4.3 - In Problems 1528 find the general solution of the...Ch. 4.3 - In Problems 1528 find the general solution of the...Ch. 4.3 - In Problems 1528 find the general solution of the...Ch. 4.3 - In Problems 1528 find the general solution of the...Ch. 4.3 - In Problems 1528 find the general solution of the...Ch. 4.3 - In Problems 1528 find the general solution of the...Ch. 4.3 - In Problems 1528 find the general solution of the...Ch. 4.3 - Prob. 28ECh. 4.3 - In Problems 2936 solve the given initial-value...Ch. 4.3 - In Problems 2936 solve the given initial-value...Ch. 4.3 - In Problems 2936 solve the given initial-value...Ch. 4.3 - In Problems 2936 solve the given initial-value...Ch. 4.3 - In Problems 2936 solve the given initial-value...Ch. 4.3 - Prob. 34ECh. 4.3 - In Problems 2936 solve the given initial-value...Ch. 4.3 - Prob. 36ECh. 4.3 - In Problems 3740 solve the given boundary-value...Ch. 4.3 - Prob. 38ECh. 4.3 - In Problems 3740 solve the given boundary-value...Ch. 4.3 - Prob. 40ECh. 4.3 - Prob. 41ECh. 4.3 - Prob. 42ECh. 4.3 - In Problems 4348 each figure represents the graph...Ch. 4.3 - Prob. 44ECh. 4.3 - In Problems 4348 each figure represents the graph...Ch. 4.3 - Prob. 46ECh. 4.3 - In Problems 4348 each figure represents the graph...Ch. 4.3 - Prob. 48ECh. 4.3 - In Problems 4958 find a homogeneous linear...Ch. 4.3 - In Problems 4958 find a homogeneous linear...Ch. 4.3 - In Problems 4958 find a homogeneous linear...Ch. 4.3 - Prob. 52ECh. 4.3 - In Problems 4958 find a homogeneous linear...Ch. 4.3 - In Problems 4958 find a homogeneous linear...Ch. 4.3 - In Problems 4958 find a homogeneous linear...Ch. 4.3 - In Problems 4958 find a homogeneous linear...Ch. 4.3 - Prob. 57ECh. 4.3 - In Problems 4958 find a homogeneous linear...Ch. 4.3 - Two roots of a cubic auxiliary equation with real...Ch. 4.3 - Prob. 60ECh. 4.3 - Prob. 61ECh. 4.3 - Prob. 62ECh. 4.3 - Prob. 63ECh. 4.3 - Consider the boundary-value problem y+y=0, y(0) =...Ch. 4.4 - In Problems 126 solve the given differential...Ch. 4.4 - In Problems 126 solve the given differential...Ch. 4.4 - In Problems 126 solve the given differential...Ch. 4.4 - In Problems 126 solve the given differential...Ch. 4.4 - In Problems 126 solve the given differential...Ch. 4.4 - In Problems 126 solve the given differential...Ch. 4.4 - In Problems 126 solve the given differential...Ch. 4.4 - In Problems 126 solve the given differential...Ch. 4.4 - In Problems 126 solve the given differential...Ch. 4.4 - In Problems 126 solve the given differential...Ch. 4.4 - In Problems 126 solve the given differential...Ch. 4.4 - In Problems 126 solve the given differential...Ch. 4.4 - In Problems 126 solve the given differential...Ch. 4.4 - In Problems 126 solve the given differential...Ch. 4.4 - In Problems 126 solve the given differential...Ch. 4.4 - In Problems 126 solve the given differential...Ch. 4.4 - In Problems 126 solve the given differential...Ch. 4.4 - In Problems 126 solve the given differential...Ch. 4.4 - In Problems 126 solve the given differential...Ch. 4.4 - In Problems 126 solve the given differential...Ch. 4.4 - In Problems 126 solve the given differential...Ch. 4.4 - In Problems 126 solve the given differential...Ch. 4.4 - In Problems 126 solve the given differential...Ch. 4.4 - In Problems 126 solve the given differential...Ch. 4.4 - In Problems 126 solve the given differential...Ch. 4.4 - In Problems 126 solve the given differential...Ch. 4.4 - In Problems 2736 solve the given initial-value...Ch. 4.4 - In Problems 2736 solve the given initial-value...Ch. 4.4 - In Problems 2736 solve the given initial-value...Ch. 4.4 - In Problems 2736 solve the given initial-value...Ch. 4.4 - In Problems 2736 solve the given initial-value...Ch. 4.4 - In Problems 2736 solve the given initial-value...Ch. 4.4 - In Problems 2736 solve the given initial-value...Ch. 4.4 - In Problems 2736 solve the given initial-value...Ch. 4.4 - In Problems 2736 solve the given initial-value...Ch. 4.4 - In Problems 2736 solve the given initial-value...Ch. 4.4 - In Problems 3740 solve the given boundary-value...Ch. 4.4 - In Problems 3740 solve the given boundary-value...Ch. 4.4 - In Problems 3740 solve the given boundary-value...Ch. 4.4 - In Problems 3740 solve the given boundary-value...Ch. 4.4 - In Problems 41 and 42 solve the given...Ch. 4.4 - In Problems 41 and 42 solve the given...Ch. 4.4 - Consider the differential equation ay + by + cy =...Ch. 4.4 - Prob. 44ECh. 4.4 - In Problems 4548 without solving, match a solution...Ch. 4.4 - In Problems 4548 without solving, match a solution...Ch. 4.4 - Prob. 47ECh. 4.4 - Prob. 48ECh. 4.5 - In Problems 110 write the given differential...Ch. 4.5 - In Problems 110 write the given differential...Ch. 4.5 - In Problems 110 write the given differential...Ch. 4.5 - In Problems 110 write the given differential...Ch. 4.5 - In Problems 110 write the given differential...Ch. 4.5 - Prob. 6ECh. 4.5 - In Problems 110 write the given differential...Ch. 4.5 - In Problems 110 write the given differential...Ch. 4.5 - Prob. 9ECh. 4.5 - Prob. 10ECh. 4.5 - In Problems 1114 verify that the given...Ch. 4.5 - In Problems 1114 verify that the given...Ch. 4.5 - In Problems 11-14 verify that the given...Ch. 4.5 - In Problems 11-14 verify that the given...Ch. 4.5 - In Problems 15-26 find a linear differential...Ch. 4.5 - In Problems 15-26 find a linear differential...Ch. 4.5 - In Problems 15-26 find a linear differential...Ch. 4.5 - Prob. 18ECh. 4.5 - In Problems 15-26 find a linear differential...Ch. 4.5 - In Problems 15-26 find a linear differential...Ch. 4.5 - In Problems 15-26 find a linear differential...Ch. 4.5 - In Problems 1526 find a linear differential...Ch. 4.5 - In Problems 1526 find a linear differential...Ch. 4.5 - In Problems 1526 find a linear differential...Ch. 4.5 - In Problems 1526 find a linear differential...Ch. 4.5 - In Problems 1526 find a linear differential...Ch. 4.5 - Prob. 27ECh. 4.5 - Prob. 28ECh. 4.5 - In Problems 27-34 find linearly independent...Ch. 4.5 - In Problems 27-34 find linearly independent...Ch. 4.5 - In Problems 2734 find linearly independent...Ch. 4.5 - Prob. 32ECh. 4.5 - In Problems 2734 find linearly independent...Ch. 4.5 - In Problems 2734 find linearly independent...Ch. 4.5 - In Problems 35-64 solve the given differential...Ch. 4.5 - In Problems 3564 solve the given differential...Ch. 4.5 - In Problems 3564 solve the given differential...Ch. 4.5 - In Problems 3564 solve the given differential...Ch. 4.5 - In Problems 3564 solve the given differential...Ch. 4.5 - Prob. 40ECh. 4.5 - In Problems 3564 solve the given differential...Ch. 4.5 - In Problems 3564 solve the given differential...Ch. 4.5 - In Problems 3564 solve the given differential...Ch. 4.5 - Prob. 44ECh. 4.5 - In Problems 35-64 solve the given differential...Ch. 4.5 - In Problems 35-64 solve the given differential...Ch. 4.5 - In Problems 35-64 solve the given differential...Ch. 4.5 - In Problems 35-64 solve the given differential...Ch. 4.5 - In Problems 35-64 solve the given differential...Ch. 4.5 - In Problems 3564 solve the given differential...Ch. 4.5 - In Problems 3564 solve the given differential...Ch. 4.5 - In Problems 35-64 solve the given differential...Ch. 4.5 - In Problems 35-64 solve the given differential...Ch. 4.5 - In Problems 3564 solve the given differential...Ch. 4.5 - In Problems 3564 solve the given differential...Ch. 4.5 - In Problems 3564 solve the given differential...Ch. 4.5 - In Problems 3564 solve the given differential...Ch. 4.5 - In Problems 3564 solve the given differential...Ch. 4.5 - Prob. 59ECh. 4.5 - Prob. 60ECh. 4.5 - In Problems 3564 solve the given differential...Ch. 4.5 - Prob. 62ECh. 4.5 - Prob. 63ECh. 4.5 - Prob. 64ECh. 4.5 - In Problems 6572 solve the given initial-value...Ch. 4.5 - In Problems 65-72 solve the given initial-value...Ch. 4.5 - In Problems 6572 solve the given initial-value...Ch. 4.5 - Prob. 68ECh. 4.5 - In Problems 6572 solve the given initial-value...Ch. 4.5 - In Problems 6572 solve the given initial-value...Ch. 4.5 - Prob. 71ECh. 4.5 - Prob. 72ECh. 4.5 - Suppose L is a linear differential operator that...Ch. 4.6 - In Problems 118 solve each differential equation...Ch. 4.6 - In Problems 118 solve each differential equation...Ch. 4.6 - In Problems 118 solve each differential equation...Ch. 4.6 - In Problems 118 solve each differential equation...Ch. 4.6 - In Problems 1-18 solve each differential equation...Ch. 4.6 - In Problems 1-18 solve each differential equation...Ch. 4.6 - In Problems 1-18 solve each differential equation...Ch. 4.6 - In Problems 118 solve each differential equation...Ch. 4.6 - In Problems 118 solve each differential equation...Ch. 4.6 - In Problems 118 solve each differential equation...Ch. 4.6 - In Problems 1-18 solve each differential equation...Ch. 4.6 - In Problems 1-18 solve each differential equation...Ch. 4.6 - In Problems 1-18 solve each differential equation...Ch. 4.6 - In Problems 1-18 solve each differential equation...Ch. 4.6 - In Problems 1-18 solve each differential equation...Ch. 4.6 - In Problems 1-18 solve each differential equation...Ch. 4.6 - In Problems 1-18 solve each differential equation...Ch. 4.6 - In Problems 1-18 solve each differential equation...Ch. 4.6 - In Problems 19-22 solve each differential equation...Ch. 4.6 - In Problems 19-22 solve each differential equation...Ch. 4.6 - In Problems 19-22 solve each differential equation...Ch. 4.6 - In Problems 19-22 solve each differential equation...Ch. 4.6 - In Problems 23-26 proceed as in Example 3 and...Ch. 4.6 - Prob. 24ECh. 4.6 - Prob. 25ECh. 4.6 - In Problems 23-26 proceed as in Example 3 and...Ch. 4.6 - In Problems 27 and 28 the indicated functions are...Ch. 4.6 - In Problems 27 and 28 the indicated functions are...Ch. 4.6 - In Problems 29-32 solve the given third-order...Ch. 4.6 - In Problems 2932 solve the given third-order...Ch. 4.6 - In Problems 29-32 solve the given third-order...Ch. 4.6 - Prob. 32ECh. 4.6 - In Problems 33 and 34 discuss how the methods of...Ch. 4.6 - In Problems 33 and 34 discuss how the methods of...Ch. 4.6 - Prob. 35ECh. 4.6 - Prob. 36ECh. 4.7 - In Problems 118 solve the given differential...Ch. 4.7 - In Problems 118 solve the given differential...Ch. 4.7 - In Problems 118 solve the given differential...Ch. 4.7 - In Problems 118 solve the given differential...Ch. 4.7 - In Problems 118 solve the given differential...Ch. 4.7 - In Problems 118 solve the given differential...Ch. 4.7 - In Problems 118 solve the given differential...Ch. 4.7 - In Problems 118 solve the given differential...Ch. 4.7 - In Problems 118 solve the given differential...Ch. 4.7 - In Problems 118 solve the given differential...Ch. 4.7 - In Problems 118 solve the given differential...Ch. 4.7 - In Problems 118 solve the given differential...Ch. 4.7 - In Problems 118 solve the given differential...Ch. 4.7 - In Problems 118 solve the given differential...Ch. 4.7 - In Problems 118 solve the given differential...Ch. 4.7 - Prob. 16ECh. 4.7 - In Problems 118 solve the given differential...Ch. 4.7 - In Problems 118 solve the given differential...Ch. 4.7 - In Problems 19-24 solve the given partial equation...Ch. 4.7 - In Problems 19-24 solve the given partial equation...Ch. 4.7 - In Problems 19-24 solve the given partial equation...Ch. 4.7 - In Problems 19-24 solve the given partial equation...Ch. 4.7 - In Problems 19-24 solve the given partial equation...Ch. 4.7 - In Problems 1924 solve the given differential...Ch. 4.7 - In Problems 2530 solve the given initial-value...Ch. 4.7 - Prob. 26ECh. 4.7 - In Problems 25-30 solve the given initial-value...Ch. 4.7 - Prob. 28ECh. 4.7 - In Problems 25-30 solve the given initial-value...Ch. 4.7 - In Problems 25-30 solve the given initial-value...Ch. 4.7 - In Problems 3136 use the substitution x = et to...Ch. 4.7 - In Problems 3136 use the substitution x = et to...Ch. 4.7 - In Problems 3136 use the substitution x = et to...Ch. 4.7 - In Problems 3136 use the substitution x = et to...Ch. 4.7 - In Problems 3136 use the substitution x = et to...Ch. 4.7 - In Problems 3136 use the substitution x = et to...Ch. 4.7 - In Problems 37 and 38 use the substitution t = x...Ch. 4.7 - Prob. 38ECh. 4.7 - In Problems 39 and 40 use y = (x x0)m to solve...Ch. 4.7 - In Problems 39 and 40 use y=(xx0)m to solve the...Ch. 4.7 - In Problems 41 and 42 use the substitution t = x ...Ch. 4.7 - Prob. 42ECh. 4.7 - Prob. 43ECh. 4.7 - Can a Cauchy-Euler differential equation of lowest...Ch. 4.7 - Prob. 45ECh. 4.7 - Prob. 46ECh. 4.7 - Prob. 47ECh. 4.7 - Prob. 48ECh. 4.8 - In Problems 16 proceed as in Example 1 to find a...Ch. 4.8 - In Problems 16 proceed as in Example 1 to find a...Ch. 4.8 - Prob. 3ECh. 4.8 - In Problems 16 proceed as in Example 1 to find a...Ch. 4.8 - Prob. 5ECh. 4.8 - Prob. 6ECh. 4.8 - Prob. 7ECh. 4.8 - Prob. 8ECh. 4.8 - Prob. 9ECh. 4.8 - Prob. 10ECh. 4.8 - Prob. 11ECh. 4.8 - Prob. 12ECh. 4.8 - Prob. 13ECh. 4.8 - Prob. 14ECh. 4.8 - In Problems 13-18 proceed as in Example 3 to find...Ch. 4.8 - Prob. 16ECh. 4.8 - In Problems 13-18 proceed as in Example 3 to find...Ch. 4.8 - Prob. 18ECh. 4.8 - In Problems 19-30 proceed as in Example 5 to find...Ch. 4.8 - Prob. 20ECh. 4.8 - Prob. 21ECh. 4.8 - Prob. 22ECh. 4.8 - Prob. 23ECh. 4.8 - Prob. 24ECh. 4.8 - Prob. 25ECh. 4.8 - Prob. 26ECh. 4.8 - Prob. 27ECh. 4.8 - Prob. 28ECh. 4.8 - Prob. 29ECh. 4.8 - In Problems 19-30 proceed as in Example 5 to find...Ch. 4.8 - Prob. 31ECh. 4.8 - Prob. 32ECh. 4.8 - In Problems 31-34 proceed as in Example 6 to find...Ch. 4.8 - Prob. 34ECh. 4.8 - Prob. 35ECh. 4.8 - Prob. 36ECh. 4.8 - Prob. 37ECh. 4.8 - Prob. 38ECh. 4.8 - Prob. 39ECh. 4.8 - Prob. 40ECh. 4.8 - Prob. 41ECh. 4.8 - Prob. 42ECh. 4.8 - Prob. 43ECh. 4.8 - Prob. 44ECh. 4.9 - In Problems 120 solve the given system of...Ch. 4.9 - In Problems 120 solve the given system of...Ch. 4.9 - In Problems 120 solve the given system of...Ch. 4.9 - In Problems 120 solve the given system of...Ch. 4.9 - In Problems 120 solve the given system of...Ch. 4.9 - In Problems 120 solve the given system of...Ch. 4.9 - In Problems 120 solve the given system of...Ch. 4.9 - In Problems 120 solve the given system of...Ch. 4.9 - In Problems 120 solve the given system of...Ch. 4.9 - In Problems 120 solve the given system of...Ch. 4.9 - In Problems 120 solve the given system of...Ch. 4.9 - In Problems 120 solve the given system of...Ch. 4.9 - In Problems 120 solve the given system of...Ch. 4.9 - In Problems 120 solve the given system of...Ch. 4.9 - In Problems 120 solve the given system of...Ch. 4.9 - In Problems 120 solve the given system of...Ch. 4.9 - In Problems 120 solve the given system of...Ch. 4.9 - In Problems 120 solve the given system of...Ch. 4.9 - In Problems 120 solve the given system of...Ch. 4.9 - Prob. 20ECh. 4.9 - In Problems 21 and 22 solve the given...Ch. 4.9 - Prob. 22ECh. 4.9 - Projectile Motion A projectile shot from a gun has...Ch. 4.9 - Projectile Motion with Air Resistance Determine a...Ch. 4.9 - Prob. 25ECh. 4.10 - In Problems 1 and 2 verify that y1 and y2 are...Ch. 4.10 - Prob. 2ECh. 4.10 - In Problems 3-6 the dependent variable y is...Ch. 4.10 - In Problems 3-6 the dependent variable y is...Ch. 4.10 - In Problems 3-6 the dependent variable y is...Ch. 4.10 - In Problems 710 the independent variable x is...Ch. 4.10 - In Problems 710 the independent variable x is...Ch. 4.10 - In Problems 7-10 the independent variable x is...Ch. 4.10 - In Problems 7-10 the independent variable x is...Ch. 4.10 - In Problems 7-10 the independent variable x is...Ch. 4.10 - Prob. 11ECh. 4.10 - In Problems 11 and 12 solve the given...Ch. 4.10 - Prob. 13ECh. 4.10 - Prob. 14ECh. 4.10 - Prob. 15ECh. 4.10 - In Problems 15 and 16 show that the substitution u...Ch. 4.10 - In Problems 1720 proceed as in Example 3 and...Ch. 4.10 - In Problems 1720 proceed as in Example 3 and...Ch. 4.10 - In Problems 1720 proceed as in Example 3 and...Ch. 4.10 - In Problems 1720 proceed as in Example 3 and...Ch. 4.10 - In calculus the curvature of a curve that is...Ch. 4.10 - Prob. 22ECh. 4.10 - Prob. 23ECh. 4.10 - Prob. 24ECh. 4.10 - Prob. 25ECh. 4 - Answer Problems 110 without referring back to the...Ch. 4 - Answer Problems 110 without referring back to the...Ch. 4 - Answer Problems 110 without referring back to the...Ch. 4 - Answer Problems 110 without referring back to the...Ch. 4 - Prob. 5RECh. 4 - Prob. 6RECh. 4 - Prob. 7RECh. 4 - Prob. 8RECh. 4 - Prob. 9RECh. 4 - Prob. 10RECh. 4 - Prob. 11RECh. 4 - Without the aid of the Wronskian, determine...Ch. 4 - Suppose m1 = 3, m2 = 5, and m3 = 1 are roots of...Ch. 4 - Consider the differential equation ay + by + cy =...Ch. 4 - Prob. 15RECh. 4 - Prob. 16RECh. 4 - Prob. 17RECh. 4 - Prob. 18RECh. 4 - In Problems 1732 use the procedures developed in...Ch. 4 - Prob. 20RECh. 4 - In Problems 1732 use the procedures developed in...Ch. 4 - Prob. 22RECh. 4 - Prob. 23RECh. 4 - In Problems 1732 use the procedures developed in...Ch. 4 - Prob. 25RECh. 4 - Prob. 26RECh. 4 - Prob. 27RECh. 4 - Prob. 28RECh. 4 - Prob. 29RECh. 4 - In Problems 17-32 use the procedures developed in...Ch. 4 - Prob. 31RECh. 4 - In Problems 17-32 use the procedures developed in...Ch. 4 - In Problems 33 and 34 write down the form of the...Ch. 4 - In Problems 33 and 34 write down the form of the...Ch. 4 - Given that y = sin x is a solution of y(4) + 2y +...Ch. 4 - Prob. 36RECh. 4 - (a) Write the general solution of the fourth-order...Ch. 4 - Prob. 38RECh. 4 - Prob. 39RECh. 4 - Prob. 40RECh. 4 - Prob. 41RECh. 4 - Prob. 42RECh. 4 - Prob. 43RECh. 4 - Prob. 44RECh. 4 - Prob. 46RECh. 4 - In Problems 47-50 use systematic elimination to...Ch. 4 - Prob. 48RECh. 4 - Prob. 49RECh. 4 - Prob. 50RE
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- (4) (10 points) Evaluate √(x² + y² + z²)¹⁄² exp[}(x² + y² + z²)²] dV where D is the region defined by 1< x² + y²+ z² ≤4 and √√3(x² + y²) ≤ z. Note: exp(x² + y²+ 2²)²] means el (x²+ y²+=²)²]¸arrow_forward(2) (12 points) Let f(x,y) = x²e¯. (a) (4 points) Calculate Vf. (b) (4 points) Given x directional derivative 0, find the line of vectors u = D₁f(x, y) = 0. (u1, 2) such that the - (c) (4 points) Let u= (1+3√3). Show that Duƒ(1, 0) = ¦|▼ƒ(1,0)| . What is the angle between Vf(1,0) and the vector u? Explain.arrow_forwardFind the missing values by solving the parallelogram shown in the figure. (The lengths of the diagonals are given by c and d. Round your answers to two decimal places.) a b 29 39 66.50 C 17.40 d 0 54.0 126° a Ꮎ b darrow_forward
- Answer the following questions related to the following matrix A = 3 ³).arrow_forward(5) (10 points) Let D be the parallelogram in the xy-plane with vertices (0, 0), (1, 1), (1, 1), (0, -2). Let f(x,y) = xy/2. Use the linear change of variables T(u, v)=(u,u2v) = (x, y) 1 to calculate the integral f(x,y) dA= 0 ↓ The domain of T is a rectangle R. What is R? |ǝ(x, y) du dv. |ð(u, v)|arrow_forward2 Anot ined sove in peaper PV+96252 Q3// Find the volume of the region between the cylinder z = y2 and the xy- plane that is bounded by the planes x=1, x=2,y=-2,andy=2. vertical rect a Q4// Draw and Evaluate Soxy-2sin (ny2)dydx D Lake tarrow_forward
- Determine whether the Law of Sines or the Law of Cosines can be used to find another measure of the triangle. B 13 cm 97° Law of Sines Law of Cosines A 43° Then solve the triangle. (Round your answers to two decimal places.) b = x C = A = 40.00arrow_forward13' - 3π 2 < u <- π and tan v 5 14) Find the exact value given that sin u = a) sin(u-v) b) cos(u+v) c) tan(u-v) d) cos(2u) == √³, 1 < v < π.arrow_forward13) Find all solutions in [0, 2π): sec²x + 6 tan x + 4 = 0arrow_forward
- 16) Solve the triangles if possible. a 9, b 6, c = 4arrow_forward18) Find all the complex cube roots of -2i. Leave your answers in polar form with the argument in degrees.arrow_forwardFind the missing values by solving the parallelogram shown in the figure. (The lengths of the diagonals are given by c and d. Round your answers to two decimal places.) a 29 b 39 d Ꮎ 126° a Ꮎ b darrow_forward
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