Question

if one root of the polynomial x^2-5x+k is -4, then the value of k is

Answer 1

Answer:

Hey ❤️

$p(x) = {x}^{2} - 5x + k \\ given....... \: - 4 \: is \: a \: root \: of \: this \: eq. \\ \\ p( - 4) = {( - 4)}^{2} - 5( - 4) + k \\ \: 0 = 16 + 20 + k \\ k + 36 = 0 \\ k = - 36$

#Bebrainly ❤️