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DRAGONLOR27
@DRAGONLOR27
July 2022
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Решить уравнение: 3x^2+x-30=0
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snake67
A=3,b=1,c=-30
D=(1)^2+4*3*(-30)=1+360=361=19
x1=1-19:2*3=-18:6=-3
x2=1+19:6=20:6=3,4
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Answers & Comments
D=(1)^2+4*3*(-30)=1+360=361=19
x1=1-19:2*3=-18:6=-3
x2=1+19:6=20:6=3,4