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Which expression is equivalent to 36x^2-100
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Which expression is equivalent to 36x^2-100

User Dinesh Rabara
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2 Answers

7 votes

Answer:

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

User Babak Asadzadeh
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6.2k points
2 votes
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)
User EldarGranulo
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