Question

Which of the binomials below is a factor of this trinomial?

x2 - 11x + 24

A. x - 6
B. x + 3
C. x + 6
D. x - 3

Answer 1

Can you factor that equation?

Answer 2

i dont know how to

Answer 3

What multiplies to 24?

Answer 4

6*4

Answer 5

That's one, and if you add those it gives you 10, which is not 11. What else multiplies to 24?

Answer 6

3*8

Answer 7

There you go! So now we know that it's + and -, meaning that both signs have to be -.
So all we have are (x-8)(x-3)

Answer 8

thank you so much

Answer 9

Yup :)