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Evaluate the Following Expression \neq π\pi /2 π\pi N, Where N Is a Whole Number)

Question 42

Multiple Choice

Evaluate the following expression.(x \neq π\pi /2 + π\pi n, where n is a whole number)
11cos[π2x]sin[π2x]\frac { 11 \cos \left[ \frac { \pi } { 2 } - x \right] } { \sin \left[ \frac { \pi } { 2 } - x \right] }


A) - 11 tan x
B) 11 cot x
C) 12 tan x
D) - 11 cot x
E) 11 tan x

Correct Answer:

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