Question

if -4 is a zero of the polynomial p(x)= x²+11x+k, then find the value of k​

Answer 1

Answer:

given

Step-by-step explanation:

p(x) = x*x + 11x + k

p(-4) =-4*-4 + 11*-4 + k

0 =16 -44 + k

0= -28 + k

-28 =-k

minus symbol get cancel

we get the value of k is 28