September 2018 2 21 Report

1.zadanie

wykonaj działania

B (4x-1) 2=

C (1/2x+3) 2=

D (x-6y)2=

E (2x-1/4y)2=

F (0,6x+5y)2=

2.zadanie

wykonaj działania

A (x-3)(x+3)+(2+x)(2-x)

B(3/2x+1)(3/2x-1)-(x/2-1)(x/2+1)

C(2x-y)(2x+y)+(3x+2y)(3x-2y)

D(y+3x)(3x-y)-(x-5y)(x+5y)



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