# How do you factor #3x^2 + 28x + 32#?

##### 1 Answer

Sep 27, 2016

#### Answer:

#### Explanation:

Find factors of 32 which ADD to make 28.

The signs are the same both positive

As 3 isa prime number, its only factors are 3 and 1.

As a start, ask what factors of 32 can we use to get to just less than 28. (we still have to ADD on something...)

Choose factors and cross-mulitply