Determine all real numbers a > 0 for which there exists a nonnegative continuous function f(x) defined on [ 0 , a ] with the property that the region 0 R = { ( x , y ) ; 0 ≤ x ≤ a , 0 ≤ y ≤ f ( x ) has perimeter k units and area k square units for some real number k
Determine all real numbers a > 0 for which there exists a nonnegative continuous function f(x) defined on [ 0 , a ] with the property that the region 0 R = { ( x , y ) ; 0 ≤ x ≤ a , 0 ≤ y ≤ f ( x ) has perimeter k units and area k square units for some real number k
Solution Summary: The author explains that f is non-negative; it has a maximum value on the compact interval [0,a].
Consider the following system of equations, Ax=b :
x+2y+3z - w = 2
2x4z2w = 3
-x+6y+17z7w = 0
-9x-2y+13z7w = -14
a. Find the solution to the system. Write it as a parametric equation. You can use a
computer to do the row reduction.
b. What is a geometric description of the solution? Explain how you know.
c. Write the solution in vector form?
d. What is the solution to the homogeneous system, Ax=0?
2. Find a matrix A with the following qualities
a. A is 3 x 3.
b. The matrix A is not lower triangular and is not upper triangular.
c. At least one value in each row is not a 1, 2,-1, -2, or 0
d. A is invertible.
Find the exact area inside r=2sin(2\theta ) and outside r=\sqrt(3)
Chapter 4 Solutions
Bundle: Calculus: Early Transcendental Functions, Loose-leaf Version, 6th + WebAssign Printed Access Card for Larson/Edwards' Calculus: Early Transcendental Functions, 6th Edition, Multi-Term
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