
Bobosharif S. answered 01/28/18
Tutor
4.4
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Mathematics/Statistics Tutor
I would use a2-b2=(a-b)(a+b)
(2x-3)2 - (2x+3)2=(2x-3-2x-3)(2x-3+2x+3)=-6(4x)=-24x
John S.
asked 01/28/18Bobosharif S. answered 01/28/18
Mathematics/Statistics Tutor
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