Principle Of Mathematical Induction

Question
CBSEENMA11014030

Prove that:

left parenthesis cosx minus cosy right parenthesis squared plus left parenthesis sinx minus siny right parenthesis squared space equals space 4 space sin squared fraction numerator straight x minus straight y over denominator 2 end fraction

Solution

Solution not provided.

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Some More Questions From Principle of Mathematical Induction Chapter

Find 1 radian angle in degrees, minutes, seconds.