Question

Select one of the factors of x2 + 16x + 63

x + 7

x + 3

x – 9

x + 21

Answer 1

Select one of the factors of x2 – 9x – 36

x + 12

x – 4

x + 3

x – 9

Answer 2

x2 + 16x + 63
x + 7

x^2-9x-36
(x-12)(x+3)

(x+3)