4x^2+4x-15 midle term splitting
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4x^2-4x+15
4x^2-10x-6x+15
2x(2x+5)-3(2x+5)
so (2x-3) and (2x+5) is the answer
4x^2-10x-6x+15
2x(2x+5)-3(2x+5)
so (2x-3) and (2x+5) is the answer
toplayer:
no.....see the ques first....
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4x²+10x-6x-15=2x(2x+5)-3(2x+5)=(2x+5)(2x-3)....
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