October 2018 1 15 Report

Wykonaj działania V=pierwiastek

a) (x-1)(x+1)

b) (2y+3z)(2y-3z)

c) (1+3ab)(1-3ab)

d) (xy-mn)(xy+mn)

e) (1-V2)(1+V2)

f) (V5-2)(V5+2)

g) (V7+V3)(V7-V3

h) (2V3-1)(2V3+1)

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