Solve the problem. Round your answer, if appropriate.The radius of a right circular cylinder is increasing at the rate of 
, while the height is decreasing at the rate of 
. At what rate is the volume of the cylinder changing when the radius is 12 in. and the height is 18 in.?
A. -504? in.3/sec
B. -504 in.3/sec
C. -12 in.3/sec
D. 144? in.3/sec
Answer: D
Mathematics
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Solve and check.-14 + n = 20
A. n = -6 B. n = 34 C. n = 6 D. n = -34
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Use the Half-angle Formulas to find the exact value of the trigonometric function. cos 
A. - 
B. 
C. - 
D. 
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Convert as indicated.1.65 m to centimeters
A. 165 cm B. 0.165 cm C. 0.0165 cm D. 16.5 cm
Mathematics
Write in exponential form. 0 = log26 1
A. 126 = 0 B. 026 = 1 C. 260 = 1 D. does not exist
Mathematics