If the sum of the squares of the zeros of quadratic polynomial f(x) = x 2 – 8x + k is 40, then find the value of k.

RRB NTPC CBT I 16 Jan 2021 Shift 1 Paper

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If the sum of the squares of the zeros of quadratic polynomial f(x) = x² – 8x + k is 40, then find the value of k.

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