Question

If x=3is a zeroe of the polynomial p(x)=x^3-3x^2+3x+k

Answer 1

Answer:k=-9

Step-by-step explanation:

$x=3\\=)p(3)=(3)^{3} -3(3)^{2} +3(3)+k=0\\ 27-27+9+k=0\\ 9+k=0\\k=-9$