Let 1+ _ r=1 ^ 10 (3^r ^ 10 C_r+r ^ 10 C_r )=2^ 10 ( 4^5+ ) where , N and f(x)=x^2-2x-k^2+1. If , lies...

Question

Let 1+ _ r=1 ^ 10 (3^r ^ 10 C_r+r ^ 10 C_r )=2^ 10 ( 4^5+ ) where , N and f(x)=x^2-2x-k^2+1. If , lies between the roots of f(x)=0, then find the smallest positive integral value of k.

Accepted Answer

5

JEE Main Mathematics question

Solution

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