Find the average velocity of an object which follows the position function s(t) over the given interval.s(t) = 
, [2, 8]
A. - 
B. 2
C. 7
D. 
Answer: D
Mathematics
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Use identities to find the indicated value for each angle measure.sin ? = 
, tan ? < 0
Find sin(2?).
A. 
B. 
C. 
D. - 
Mathematics
Evaluate the determinant.
A. 66 B. -12 C. 0 D. 1
Mathematics
Identify the base and the exponent for the exponential expression.-32
A. Base is -3; exponent is 2. B. Base is 2; exponent is 3. C. Base is 2; exponent is -3. D. Base is 3; exponent is 2.
Mathematics
Find the area or volume of the figure, as specified.Find the volume V of the sphere, where V = 
?r3. Use 3.14 for ?. 
A. 7.948b3 ft3 B. 9.42b3 ft3 C. 113.04b3 ft3 D. 14.13b3 ft3
Mathematics