Question

What polynomial has roots of –6, 1, and 4?
a. x3 – 9x2 – 22x + 24
b. x3 – x2 – 26x – 24
c. x3 + x2 – 26x + 24
d. x3 + 9x2 + 14x – 24

I think its c, am i right?

Answer 1

plug the numbers and look if they make it equal to 0

Answer 2

i did that, i just want to know if im right...

Answer 3

You're right

Answer 4

should be c

Answer 5

thanks!