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Please answer to this q. COSX+SINX=√2COSX then prove that COSX-SINX=√2SINX.

Please answer to this q.
COSX+SINX=√2COSX then prove that
COSX-SINX=√2SINX.
 

Grade:11

1 Answers

Deepak Kumar Shringi
askIITians Faculty 4404 Points
5 years ago
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