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Let r>1 and n>2.L and M are the coefficients of the (r+2)th and (3r)th terms in the expansion of 2n(1+x)^2n-1. If (r+2)L=(3r)M,then find n.
Let r>1 and n>2.L and M are the coefficients of the (r+2)th and (3r)th terms in the expansion of 2n(1+x)^2n-1.  If (r+2)L=(3r)M,then find n.

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2 years ago

Deepak Kumar Shringi
4404 Points
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2 years ago
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