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Earn +20 ptsQ: How do you factorise x squared plus 2x - 15?
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What is 2x squared plus 7x-15 factored?
2x2 + 7x - 15 = (2x - 3)(x + 5)
How do you factorise 10x - 15?
-5
Factorise 2x squared -7x -15?
2*15=30So your inside and outside products could be1,302,153,105,6with one of them being negative.the difference needs to be 7.3 and -10 work(2x+3)(x-5) would work.
How do you factorise 12x squared minus 46x minus 110?
2(2x-11)(3x+5)
What is the answer for 2x squared plus 2xsquared?
It is: 4x squared
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