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If x=cos^(-1)(cos 4) " and " y=sin^(-1)(...

If `x=cos^(-1)(cos 4) " and " y=sin^(-1)(sin3)`, then which of the following holds?

A

x-y=1

B

x+y+1=0

C

x+2y=2

D

`x+y=3pi-7`

Text Solution

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The correct Answer is:
D
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