sinx + sin3x + ..............+ sin(2n-1)x = sin^2 nx / sinx

prove by PMI

To prove :

Hence P(n) is true for n = m+1

So, by principle of mathematical induction, P(n) is true for all n.

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sinx + sin3x + ..............+ sin(2n-1)x = sin^2 nx / sinx

prove by PMI

To prove :

Hence P(n) is true for n = m+1

So, by principle of mathematical induction, P(n) is true for all n.

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**

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