August 2018 1 14 Report
Rozwiąż równania:
a)(x+1)(x+8)=(x+3)(x+5)
b)(x-4)²-1=(x-3)(x-2)
c)(x-2)²-x(x-4)=4(x-3)
d)(x-9)(x-5)=x²+56-14x
e)x²-(x+3)(x+4)=x+20
f)(x-1)(x+1)-x(x+2)-1=2(x+1)
g)4(x+2)²=(2x-1)(2x+1)-2(2x-1)
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