Question no. 26 prove that sina+cosa/sina-cosa + sina-cosa/sina+cosa = 2/2sin2a-1
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Hello!
The proof is in the attachment.
If any doubt then please feel free to ask.
Thank you!
The proof is in the attachment.
If any doubt then please feel free to ask.
Thank you!
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mshimanikapoor:
thanku
Welcome :)
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