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4 votes
Michelle is trying to factor the following to its most simplified form : 4x^2 - 36

User Fundead
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2 Answers

5 votes
Take out the GCF first.
4(x^2 - 9)
Now it is a difference of perfect squares.
4(x - 3)(x + 3)
User Sanjeev Barnwal
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6.6k points
0 votes
4(x-3)*(x+3)

" * " means times
User Amadeus
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