Question

Show that x – 3 is a factor of polynomial x 3 + x2 – 17x + 15

Answer 1

Step-by-step explanation:

x³ +x² - 17x +15---------(1)

X-3=0

X= 3

put X=3 in equation (1)

(3)³+(3)²-17(3)+15=0

27+9-51+15=0