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Show by the Principle of Mathematical induction that the sum Sn of then terms of the series 12+2×22+32+2×42+52+2×62+72+... is given bySn=nn+122, if n is evenn2n+12, if n is odd [NCERT EXEMPLAR]

Answer» Show by the Principle of Mathematical induction that the sum Sn of then terms of the series 12+2×22+32+2×42+52+2×62+72+... is given by



Sn=nn+122, if n is evenn2n+12, if n is odd [NCERT EXEMPLAR]


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