Asked by Melissa

Simplify the expression:

12t^2 + 12t + 3
over
4t^2 - 1



i know that 3 is the GCF in the numerator, but i am so lost!
Answered by bobpursley
Pull out the three in the numerator. Now, break the numberator into two factors, and factor the denominator (difference of two squares). I suspect you will find a common factor that divides out.
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