September 2018 1 15 Report

Zad1.

Rozwiąż równania:

a)(x+\sqrt{2})(1-\sqrt{2})=-1

b)(x+3)^{2} - (x-5)^{2}=16(x-1)

c)12-2(x-1)^{2}=4(x-2)-(x-3)(2x-5)

Zad2.

Z wzoru wyznacz "u":

u^{2}+v^{2}=(u+v)^{2}+6

Bardzo proszę o pomoc. :(


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