If -4 is a zero of the polynomial p(x) = x^2 - x - (2 + 2k), then the value of k is:... | MCQ 1m | Maths | SuperPadhai

Polynomials > Question

MCQ1 markYear: 2025EasyCBSE Class 10

polynomialszeroes

Question

If

- 4

is a zero of the polynomial

p (x) = x^{2} - x - (2 + 2 k)

, then the value of

k

is:

Solution

1

p (- 4) = 0 \Rightarrow (- 4)^{2} - (- 4) - (2 + 2 k) = 0 \Rightarrow 16 + 4 - 2 - 2 k = 0 \Rightarrow 18 - 2 k = 0 \Rightarrow k = 9

.

+1 mark

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