December 2018 1 10 Report
Rozwiąż nierówność
a)  x^{2} \leq 8
b)  x^{2} > 9
c)  x^{2} \geq x
d) 2 > - x^{2}
e)  x^{2} \leq 4x - 4
f) 6x > - x^{2} -9
g)  x^{2} +4x-21 \geq 0
h) - x^{2} +2x+15 > 0
i) 6 x^{2} -x-1<0
Daje naj. Z góry dzięki!

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