September 2019 0 31 Report
Rozwiąż równania
a) (x-3)²=0
b) 15x²=9
c) x²+7x=0
d) -x²=11x
e) x²-6x+9≥0
f) x²+8x+16<0
g) (x-5)(x+6)>0
h) -x2-x+2≥0
i) (x-3)²≤2x+2

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