August 2018 1 12 Report
Rozwiąż równanie kwadratowe:

a) ½x²=9
b) 2x²-1=17
c) 6x- 1³₅=0
d) 1-2x²=5+x²
e) 12-3x²=0
f) 6x²=8-x
g) 4(x²+2)=8
h) ₅₊x² -4=0
²
i)3(1½- x²)= 1-2x²
₆ 2

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