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masha9801
@masha9801
July 2022
1
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Решить уравнение
2x^2+14x-2014=0
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sancheese
2x^2+14x-2014=0
делим на 2
x^2+7x-1007=0
D = 7^2 -4*1*-1007= 4077
√D = -/+ 3√453
x = 1/2 (-7 -/+3√453)
x1=1/2 (-7 -3√453)
x2=1/2 (-7 +3√453)
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Answers & Comments
делим на 2
x^2+7x-1007=0
D = 7^2 -4*1*-1007= 4077
√D = -/+ 3√453
x = 1/2 (-7 -/+3√453)
x1=1/2 (-7 -3√453)
x2=1/2 (-7 +3√453)