Question

Factor completely x2 – 12x + 35

A) x + 5)(x – 7)

B) (x – 5)(x – 7)

C) (x – 5)(x + 7)

D) prime

Answer 1

K so for this problem. We need to find factors that multiply to equal 35, and add up to equal -12.
-7*-5=35 &
-7+-5=-12 The factors -7&-5 work in this problem, so the problem is B, (x-5)(x-7)

Answer 2

B)

Answer 3

omg that is alot easier then i thought it would be

Answer 4

so what would i do for this problemc
Which of the following is a factor of 6x2 + 2x – 21?