October 2018 1 15 Report

1.Rozwiąż nierówności:

a) x(x+1)-(x^{2}+1)<1[/tex]

b) 5(x-1)>2(x+4)

c) (x+1)²-8>(x-1)²+3x-7

d) \frac{2-5x}{2}+3>\frac{2x+1}{3}-2x

2.Rozwiąż równanie:

a) (2x-3)²=(1*2x)²+2(4-4x)

b) (4x-3)(4x+3)-(x+1)²=15(x-2)²-10-2x


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