Evaluate the spherical coordinate integral.
A. 
?
B. 
?
C. 
?
D. 
?
Answer: C
Mathematics
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Is the function graphed below one-to-one?
A. No B. Yes
Mathematics
Write the fractions that represent the shaded and unshaded portions of the given figure.
A. 
, 
B. 
, 
C. 
, 
D. 
, 
Mathematics
Solve.
= 
A. 
B. 6, 7
C. 1
D. 
, 
Mathematics
Solve the problem.The intensity I of light varies inversely as the square of the distance D from the source. If the intensity of illumination on a screen 5 ft from a light is 2 foot candles, find the intensity on a screen 15 ft from the light.
A. 
foot-candle
B. 
foot-candle
C. 1
foot-candles
D. 2 foot-candles
Mathematics