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Factor \(x^2 + 2xy - 15y^2\)

 Jun 24, 2020
 #1
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If you go step by step you get:

 

1.  x^2+2xy-15y^2

2.  x^2-3xy+5xy-15^2

3.  x(x-3)+5y(x-3)

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

 

So from here pour answere is (x+5y)(x-3)

 Jun 24, 2020

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