Question

Choose two trinomials from the list below to factor. Using complete sentences, explain how to factor each one.

2x^2 + 13x + 15
2x^2 + 27x + 13
5x^2 − 2x − 7
10x^2 − 7x − 3
8x^2 − 11x + 3

Answer 1

wow - you choose 2

Answer 2

5x^2-2x-7 and 8x^2-11x+3

Answer 3

i like the ac method - are you familiar with that?

Answer 4

no

Answer 5

standard form of quadratic equation is Ax^2 +Bx +C

the AC method is
1. what is A times C watch your signs
2. what is B
3. what 2 numbers multiplied together gets you AC
4. those same numbers are add to get B
5. rewrite into 4 terms and group