Question

Mia is factoring the polynomial x2 + 4x – 12. She uses the steps shown.


In which step did Mia make an error?

Answer 1

cannot see the steps mentioned in the problem

Answer 2

the general process is to put in the form ax^2 +bx + c = 0
find the product a*c
find factors of (ac) that add up to b pay attention to your signs
rewrite the original but "split" B into its addends
factor each group with 2 terms
factor the common term from the 2 groups