Which expression is equivalent to 36x^2-100

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asked Jan 3, 2018 135k views

2 Answers

EldarGranulo · Answer 1 · 2018-01-08T05:54:45+0000

This is a common form of equation known as a difference of squares, it always factors as follows...

(a^2-b^2)=(a+b)(a-b) in this case:

first let's factor out 4...

4(9x^2-25) now factor the difference of squares...

4(3x+5)(3x-5)

Which expression is equivalent to 36x^2-100

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