Question

Find a integral zero of the polynomial 2x3+5x2-5x+1

Answer 1

p(x) = 9

Step-by-step explanation:

p(x) = -1

p(-1) = 2(-1)^3+5(-1)^2-5(-1)+1

= 2(-1)+5(1)+5+1

= -2+5+6

= 11-2

p(-1) = 9