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If cos =x sin y, then which of the follo...

If `cos =x sin y,` then which of the following pairs of angle measures could NOT be the values of x and y, respectively ?

A

`pi/4, pi/4`

B

`pi/6, pi/3`

C

`pi/8, (3pi)/(8)`

D

`pi/2, pi/2`

Text Solution

Verified by Experts

The correct Answer is:
D
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