September 2018 1 15 Report

równania kwadratowe:

a)3x²=0

b)x²-9=0

c)x²=121

d)-2x²-8=0

e)x²-3=0

f)x²-⁴/₂₅=0

g)5x²=99-6x²

h)(x+5)(x-5)=24

i)x²+169=0

j)2x²-6=2(x²-3)

k)(x-4)²=9-8x

l)(y+3)²=3(2y+6)


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