How do you factor #8b ^ { 2} - 12b + 4#?
2 Answers
Use the factors of
Explanation:
Since they are all factors of 4, you can easily simplify them into simpler numbers.
Now, just factor out the first and last term.
Here's how I factor it. (Other people use different detaiols.)
Explanation:
First remove the common factor of
Now we need to factor
Think about FOIL. If this can be factored using whole numbers we must have
So we start with
Since
(Or the expression cannot be factored using whole numbers.)
Try both possibilities
Check the other possibility maybe wither one works and the expression cannot be factored using whole numbers.