Question

If x = 1 is a zero of the polynomial p(x) = x3 – 2x2 + 4x + k, write the value of k

Answer 1

Answer:

k= -3

Step-by-step explanation:

x3-2x2+4x+k=0

=>1×3-2×1×2+4×1+k=0

=>3-4+4+k=0

=>3+k=0

=>k= -3