October 2018 2 30 Report

Rozwiąż równanie.

a) (x-1)kwadrat -(x+2)kwadrat = 6

b) (3-x)kwadrat +(2x+1)kwadrat = 5x kwadrat

c) xkwadrat - (x-4)(4+x) = 2x

d) (x/2 + 3) (x/2-3)= (x/2 - 1) kwadrat

e) (2x-1)kwadrat = (2x +3)kwadrat

f) (3x+2)kwadrat = (3x-4)(3x+4)


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