Question

find the value of k if X + K is a factor of the polynomial x cube minus K square - 1 X + 3​

Answer 1

Step-by-step explanation:

x+k=0

=>x=-k

=>p(x)=x^3-(k)^2-1x+3

=>p(-k)=(-k)^3-(k)^2-(k)+3

=-k+k-k+3

=>-k=-3

=>k=3