Question

if -4 use the zero of the polynomial P of x is equal to x square + 11 x + k, then calculate value of k

Answer 1

answer is 32

step

x^2 + 11x+k

p(x)=-4

then

p(x)=(-4)^2+11*-4 * k

16-44+k=0

-32 +k=0

K=+32