Finding a Pattern (a) Find ∫ cos 3 x d x (b) Find ∫ cos 5 x d x (c) Find ∫ cos 7 x d x (d) Explain how to find ∫ cos 15 x d x without actually integrating.
Finding a Pattern (a) Find ∫ cos 3 x d x (b) Find ∫ cos 5 x d x (c) Find ∫ cos 7 x d x (d) Explain how to find ∫ cos 15 x d x without actually integrating.
(d) Explain how to find
∫
cos
15
x
d
x
without actually integrating.
With differentiation, one of the major concepts of calculus. Integration involves the calculation of an integral, which is useful to find many quantities such as areas, volumes, and displacement.
Let f be a function whose graph consists of 5 line segments and a semicircle as shown in the figure below.
Let g(x) = √ƒƒ(t) dt .
0
3
2
-2
2
4
5
6
7
8
9
10
11
12
13
14
15
1. g(0) =
2. g(2) =
3. g(4) =
4. g(6) =
5. g'(3) =
6. g'(13)=
The expression 3 | (3+1/+1)
of the following integrals?
A
Ов
E
+
+
+ +
18
3+1+1
3++1
3++1
(A) √2×14 dx
x+1
(C) 1½-½√ √ ² ( 14 ) d x
(B) √31dx
(D) So 3+x
-dx
is a Riemann sum approximation of which
5
(E) 1½√√3dx
2x+1
2. Suppose the population of Wakanda t years after 2000 is given by the equation
f(t) = 45000(1.006). If this trend continues, in what year will the population reach 50,000
people? Show all your work, round your answer to two decimal places, and include units. (4
points)
Chapter 8 Solutions
Calculus: Early Transcendental Functions (MindTap Course List)
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