October 2018 2 45 Report

Kilka przykładów:

Doprowadź do najprostszej postaci:

1. (5-√5x)(√5x-5) ( x nie jest pod pierwiastkiem)

2.(x³+√2)(-√2-x³)

3.(m+1)²-(2m-2)²+(2m+3)²-(4m-4)²

4.2(3-x)(1+x)-(1-2x)²+(-2-x)²


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