Matched Problem 4 Using the same integral values given in Example 4, find (A) ∫ 3 2 6 x 2 d x (B) ∫ 0 2 ( 9 x 2 − 4 x ) d x (C) ∫ 2 0 3 x d x (D) ∫ − 2 − 2 3 x d x (E) ∫ 0 3 12 x 2 d x EXAMPLE 4 Using Properties of the Definite Integral If ∫ 0 2 x d x = 2 ∫ 0 2 x 2 d x = 8 3 ∫ 2 3 x 2 d x = 19 3
Matched Problem 4 Using the same integral values given in Example 4, find (A) ∫ 3 2 6 x 2 d x (B) ∫ 0 2 ( 9 x 2 − 4 x ) d x (C) ∫ 2 0 3 x d x (D) ∫ − 2 − 2 3 x d x (E) ∫ 0 3 12 x 2 d x EXAMPLE 4 Using Properties of the Definite Integral If ∫ 0 2 x d x = 2 ∫ 0 2 x 2 d x = 8 3 ∫ 2 3 x 2 d x = 19 3
Matched Problem 4 Using the same integral values given in Example 4, find
(A)
∫
3
2
6
x
2
d
x
(B)
∫
0
2
(
9
x
2
−
4
x
)
d
x
(C)
∫
2
0
3
x
d
x
(D)
∫
−
2
−
2
3
x
d
x
(E)
∫
0
3
12
x
2
d
x
EXAMPLE 4 Using Properties of the Definite Integral If
∫
0
2
x
d
x
=
2
∫
0
2
x
2
d
x
=
8
3
∫
2
3
x
2
d
x
=
19
3
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.
6. Given the following graph f(x).
(-2,2)
2-
-5
-3 -2
(-2,-1)
-1
(0,1)
-2-
1
(3,0)
2 3 4 5
(3,-1)
א
X
Compute each of the following.
(a) f(-2)
(b) lim f(x)
#129
(c) lim f(x)
*→12+
(d) lim f(x)
811H
(e) f(0)
(f) lim f(x)
8011
(m) Is the function continuous at x = -2,0,3? Why or why not?
(g) lim f(x)
+0x
(h) lim f(x)
x 0
(i) f(3)
(j) lim f(x)
x-3-
(k) lim f(x)
x+3+
(1) lim f(x)
#13
(i) For a given constant a > 0, let an investor's preference be represented by the
Gaussian utility function
U(w)=1-e-aw²
For what range of wealth level w will the investor be non-satiated and risk-averse?
Explain your answer.
(ii) Give an example of a utility function that exhibits DARA and verify it.
(iii) Determine the class of utility functions with relative risk aversion coefficient
R(w)= w², w> 0.
3. Compute the profit corresponding to 12,000 units.
5. A rectangular box is to have a square base and a volume of 20 ft3. The material for the base costs $0.30 per ft2, the material for
the sides cost $0.10 per ft2, and the material for the top costs $0.20 per ft2. Letting a denote the length of one side of the base,
find a function in the variable x giving the cost of constructing the box.
6. Given the following graph f(x).
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Definite Integral Calculus Examples, Integration - Basic Introduction, Practice Problems; Author: The Organic Chemistry Tutor;https://www.youtube.com/watch?v=rCWOdfQ3cwQ;License: Standard YouTube License, CC-BY