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If sin ( x+y) +cos (x+y) =log (x+y) ,th...

If ` sin ( x+y) +cos (x+y) =log (x+y) ,then (d^(2)y)/(dx^(2))=`

A

`-y//x`

B

0

C

`-1`

D

1

Text Solution

Verified by Experts

The correct Answer is:
B
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