Question

X2 + bx – 12 where b is some whole number (no

A polynomial is written as
decimals). If we're able to factor the polynomial, what are all the possible values of b?
Explain how you know.

Answer 1

It could be pos or neg 4. I know because b is a sum and ac is the product since 12 is negative, there need to be only one negative, and 6 x 2 is 12, so -6 and 2 or 6 and -2