1.

If one zero of the polynomial x^2 - 5x + k is -4 then what is value of k​

Answer»

ANSWER:

{x}^{2}  - 5x + k = 0

{-4}^{2}  - 5 \times -4 + k = 0

16 +20 + k = 0

36 + k = 0

k = -36



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