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Thomas Calculus 13th [Solutions]

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Section 15.7 Triple Integrals in Cylindrical and Spherical Coordinates 1129<br />

47.<br />

48.<br />

49.<br />

50.<br />

2 3/2<br />

sin<br />

/2 sin 1 r<br />

/2 sin 2 /2<br />

1 2<br />

V dz r dr d r 1 r dr d 1 r d<br />

0 0 0 0 0 0 3<br />

0<br />

3/2 2 /2<br />

1<br />

/2 2 1<br />

/2 3 1 cos sin 2<br />

/2<br />

/2<br />

1 sin 1 d cos 1 d cos d<br />

3 0 3 0 3 3<br />

0<br />

3 0 3 0<br />

2 /2<br />

sin<br />

4 3<br />

9 0 6 18<br />

V<br />

2 3/2<br />

cos<br />

/2 cos 3 1 r<br />

/2 cos 2 /2 2<br />

dz r dr d 3r 1 r dr d 1 r<br />

0 0 0 0 0 0<br />

0<br />

d<br />

/2 3/2<br />

/2 2 /2<br />

2 3 sin cos 2<br />

/2<br />

1 cos 1 d 1 sin d sin<br />

0 0 3<br />

0<br />

3 0<br />

d<br />

2 /2<br />

cos<br />

2 3 4<br />

2 3 0 2 3 6<br />

2 2 /3 a<br />

2 2 /3 3 3 2 3 2<br />

2 2 /3<br />

V sin d d d a sin d d a cos d a 1 1 d<br />

0 /3 0 0 /3 3 3 0 /3 3 0 2 2<br />

3<br />

2 a<br />

3<br />

/6 /2 a 2<br />

3 /6 /2 3 /6 3<br />

V sin d d d a sin d d a d a<br />

0 0 0 3 0 0 3 0 18<br />

51.<br />

2 /3 2 2<br />

V sin d d d<br />

0 0 sec<br />

1<br />

2 /3 2<br />

8 sin tan sec d d<br />

3 0 0<br />

2 2<br />

/3<br />

1 8cos 1 tan d<br />

3 0 2 0<br />

1<br />

2 2<br />

4 1 (3) 8 d 1 5 d 5 (2 ) 5<br />

3 0 2 3 0 2 6 3<br />

52.<br />

/2 /4 2sec 2 4<br />

/2 /4 3 3<br />

V 4 0 0 sec sin d d d<br />

3 0 0<br />

8sec sec sin d d<br />

/2 /4 3 /2 /4 2 /2 2<br />

/4<br />

28 sec sin d d 28 tan sec d d 28 1 tan d<br />

3 0 0 3 0 0 3 0 2 0<br />

14<br />

/2<br />

d 7<br />

3 0 3<br />

53.<br />

2<br />

/2 1 r<br />

/2 1 3<br />

/2<br />

V 4 dz r dr d 4 r dr d d<br />

0 0 0 0 0 0<br />

2<br />

54.<br />

2<br />

4 /2 1 r 1 /2 1 /2<br />

V 2 dz r dr d<br />

0 0 r<br />

4 r dr d<br />

0 0 2 d<br />

0<br />

55.<br />

/2 2 r<br />

/2 2 2 2 2 1 /2 4 2 2 1<br />

V 8 dz r dr d 8 r dr d 8<br />

d<br />

0 1 0 0 1 3 0<br />

3<br />

Copyright<br />

2014 Pearson Education, Inc.

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