Question

If p(x) = x3 - 4x2 + x + 6, then show taht p(3) = 0 and hence factoriza p(x)

Answer 1

p(x) = x3 - 4x2 + x + 6, P(3)= (3^3)-4(3^2)+3+6 P(3)= 27-36+9 P(3)= 0