August 2018 1 13 Report
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a) 2a(a+b+-3(a-b) =
b) -(4-8b)-2a(b-c)=
c) 3a+2b(c-d)=
d) -(a-b)+2a(-b)=
e) 2x(xy+2x)-2y(2xy-2)=
f) (a+b)(a-b)=
g) (2a-2b)(2a+2b)=
h) (2ab-2b)(2ab+2b)=




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