wynik przedstaw w postaci takiej liczby aby nie było niewymierności w mianowiniku
6x^2+6x=-1
6x²+6x=-1
6x²+6x+1=0
Δ=b²-4ac
Δ=36-4·6·1
Δ=12
√12=√4·3=2√3
x 1=(-6-2√3)/12 x 2=(-6+2√3)/12
x 1=(-3-√3)/6 x 2=(-3+√3)/6
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6x²+6x=-1
6x²+6x+1=0
Δ=b²-4ac
Δ=36-4·6·1
Δ=12
√12=√4·3=2√3
x 1=(-6-2√3)/12 x 2=(-6+2√3)/12
x 1=(-3-√3)/6 x 2=(-3+√3)/6
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