V D 20 R 19. If y² dA, D D is the triangular region with vertices (0, 1), (1, 2), (4,1) ry da D is enclosed by the qu

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19

16.
1008
14.
CHAPTER 15 Multiple Integrals
15.2 EXERCISES
1-6 Evaluate the iterated integral.
1. (8x - 2y) dy dx
5.
3. fxe'dx dy
D
f. f* cos(s³) dt ds
2. f²f²x²y dx dy
4. x sin y dy dx
6.
12. Draw an example of a region that is
(a) both type I and type II
(b) neither type I nor type II
niyatin
TT/2
7-10 Evaluate the double integral.
y
7.
SS dA, D = {(x, y) | 0≤x≤ 4,0 ≤ y ≤ √√x}
x² + 1
nobiniyo bilos
11. Draw an example of a region that is
(a) type I but not type II
(b) type II but not type I
So So √I + eº dw dv
8.
ff (2x + y) dA, D = {(x, y) | 1 ≤ y ≤ 2, y - 1<x< 1}
D
9. fe²dA, D = {(x, y) | 0 ≤ y ≤ 3,0 ≤ x ≤ y}
<
<
10. ff y √x² − y² dA, D = {(x, y) | 0 ≤ x ≤ 2,0 ≤ y ≤x}
-
(3)A=1
13-14 Express D as a region of type I and also as a region of
type II. Then evaluate the double integral in two ways. (0)Am
13. fx dA, D is enclosed by the lines y = x, y = 0, x = 1
D
15. y dA, D is bounded by y = x - 2, x = y²
SS
xy dA, D is enclosed by the curves y = x², y = 3x
D
Sveds. It
15-16 Set up iterated integrals for both orders of integration.
Then evaluate the double integral using the easier order and
explain why it's easier.
If y²e dA,
y²exy dA, D is bounded by y = x, y = 4, x = 0
17-22 Evaluate the double integral.
17.
x cos y dA, D is bounded by y = 0, y = x², x = 1
If x
(x² + 2y) dA, D is bounded by y = x, y = x³, x ≥ 0
SS
19. ff y² dA,
D is the triangular region with vertices (0, 1), (1, 2), (4,1)
18.
20. ff
son og som er 0,01
1011 sayt
xy dA, D is enclosed by the quarter-circle
y = √1 = x², x = 0, and the axes
22.
21. ff (2x - y) dA,
D
sw.
de intent 1 a, mite
ID is bounded by the circle with center the origin and radius 2
23-32 Find the volume of the given solid.
23. Under the plane 3x + 2y - z = 0 and above the region
achup
BON
ydw
enclosed by the parabolas y = x² and x =
A omuloy es
zor 12
= y²
on ozoftw
24. Under the surface z = 1 + x²y² and above the region
enclosed by x = y² and x = 4
mo
A 01951 & 19vo
ff
y dA, D is the triangular region with vertices (0, 0),
(1, 1), and (4, 0)
nidrige
25. Under the surface z = xy and above the triangle with
vertices (1, 1), (4, 1), and (1, 2)
26. Enclosed by the paraboloid z = x² + y² + 1 and the planes
(x = 0, y = 0, z = 0, and x + y = 2
27. The tetrahedron enclosed by the coordinate planes and the
plane 2x + y + z = 4
28. Bounded by the planes z = x, y = x, x + y = 2, and z = 0
Samber bas night 30. Bounded by the cylinder y² + z² = 4 and the planes x = 2y,
1 x = 0, z = 0 in the first octant
29. Enclosed by the cylinders z = x²2, y = x² and the planes
z = 0, y = 4
31. Bounded by the cylinder x² + y²
x = 0, z = 0 in the first octant
32. Bounded by the cylinders x² + y² = r² and y² + z² = r²
y² = 1 and the planes y = Z,
33. Use a graphing calculator or computer to estimate the
x-coordinates of the points of intersection of the curves
y = x² and y
curves, estimate ff, x dA.
3x - x². If D is the region bounded by these
=
Transcribed Image Text:16. 1008 14. CHAPTER 15 Multiple Integrals 15.2 EXERCISES 1-6 Evaluate the iterated integral. 1. (8x - 2y) dy dx 5. 3. fxe'dx dy D f. f* cos(s³) dt ds 2. f²f²x²y dx dy 4. x sin y dy dx 6. 12. Draw an example of a region that is (a) both type I and type II (b) neither type I nor type II niyatin TT/2 7-10 Evaluate the double integral. y 7. SS dA, D = {(x, y) | 0≤x≤ 4,0 ≤ y ≤ √√x} x² + 1 nobiniyo bilos 11. Draw an example of a region that is (a) type I but not type II (b) type II but not type I So So √I + eº dw dv 8. ff (2x + y) dA, D = {(x, y) | 1 ≤ y ≤ 2, y - 1<x< 1} D 9. fe²dA, D = {(x, y) | 0 ≤ y ≤ 3,0 ≤ x ≤ y} < < 10. ff y √x² − y² dA, D = {(x, y) | 0 ≤ x ≤ 2,0 ≤ y ≤x} - (3)A=1 13-14 Express D as a region of type I and also as a region of type II. Then evaluate the double integral in two ways. (0)Am 13. fx dA, D is enclosed by the lines y = x, y = 0, x = 1 D 15. y dA, D is bounded by y = x - 2, x = y² SS xy dA, D is enclosed by the curves y = x², y = 3x D Sveds. It 15-16 Set up iterated integrals for both orders of integration. Then evaluate the double integral using the easier order and explain why it's easier. If y²e dA, y²exy dA, D is bounded by y = x, y = 4, x = 0 17-22 Evaluate the double integral. 17. x cos y dA, D is bounded by y = 0, y = x², x = 1 If x (x² + 2y) dA, D is bounded by y = x, y = x³, x ≥ 0 SS 19. ff y² dA, D is the triangular region with vertices (0, 1), (1, 2), (4,1) 18. 20. ff son og som er 0,01 1011 sayt xy dA, D is enclosed by the quarter-circle y = √1 = x², x = 0, and the axes 22. 21. ff (2x - y) dA, D sw. de intent 1 a, mite ID is bounded by the circle with center the origin and radius 2 23-32 Find the volume of the given solid. 23. Under the plane 3x + 2y - z = 0 and above the region achup BON ydw enclosed by the parabolas y = x² and x = A omuloy es zor 12 = y² on ozoftw 24. Under the surface z = 1 + x²y² and above the region enclosed by x = y² and x = 4 mo A 01951 & 19vo ff y dA, D is the triangular region with vertices (0, 0), (1, 1), and (4, 0) nidrige 25. Under the surface z = xy and above the triangle with vertices (1, 1), (4, 1), and (1, 2) 26. Enclosed by the paraboloid z = x² + y² + 1 and the planes (x = 0, y = 0, z = 0, and x + y = 2 27. The tetrahedron enclosed by the coordinate planes and the plane 2x + y + z = 4 28. Bounded by the planes z = x, y = x, x + y = 2, and z = 0 Samber bas night 30. Bounded by the cylinder y² + z² = 4 and the planes x = 2y, 1 x = 0, z = 0 in the first octant 29. Enclosed by the cylinders z = x²2, y = x² and the planes z = 0, y = 4 31. Bounded by the cylinder x² + y² x = 0, z = 0 in the first octant 32. Bounded by the cylinders x² + y² = r² and y² + z² = r² y² = 1 and the planes y = Z, 33. Use a graphing calculator or computer to estimate the x-coordinates of the points of intersection of the curves y = x² and y curves, estimate ff, x dA. 3x - x². If D is the region bounded by these =
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