October 2018 1 36 Report

Mnożenie sum algebraicznych :

1.Oblicz :

a> (√5+2√3)(2√5-√3)+(6-3√15)

2.Wykonaj działania :

A> -5x²+3x(x-1)+(2x-1)(x+3)

B> 3y²-2x(x+2y)-(x-y)(2x+y)


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