Question

IF-4 is a zero of the polynomial p(x) =x^2+11 x+k , then find the value of k

Answer 1

p(-4)=(-4)^2 +11(-4)+k=0
16-44+k=0
-28+k=0
k=28 is answer obtained

Answer 2

HEY MATE,

⇒P ( -4) = ( -4)² + 11 × (-4) + k

⇒ = 16 - 44 + k

⇒ = -28 + k

⇒ 28. = k

HOPE IT HELPS.