Solve.If x = 
log3 9, what is the value of log 2 x?
A. 2
B. 3
C. log 3
D. -2
Answer: D
Mathematics
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Solve the problem.The power P (in W) generated by a particular windmill is given by 
where V is the velocity of the wind (in mph). Find the instantaneous rate of change of power with respect to velocity when the velocity is 
A. 0.4 W/mph B. 26.5 W/mph C. 9.2 W/mph D. 4.1 W/mph
Mathematics
Find the derivative of the given function.y = 3(4 - sin-1 2x)2
A. 6(4 - sin-1 2x)
B. 
C. 
D. 
Mathematics
Solve for the unknown in the equation.-6B + 6 + 4B = -3B + 11
A. B = 5 B. B = -6 C. B = -11 D. B = 11
Mathematics
Simplify the expression. Assume that all variables represent positive real numbers.
-2
A. 
B. 
C. 
D. 
Mathematics