August 2019 1 45 Report
Desenvolva as multiplicações abaixo:



a)(2x²+2x+2).(x-2) =

b)(x+3).(3x²-2x) =

c)(5x+1).(5x-1) =

d)(x²+x+1).(x+1) =

e)2(x³+x²+x+1) =

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