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qwer20021414
@qwer20021414
July 2022
2
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4х в квадрате+ 7х-2=0 решите полное крадратное уравнение
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TheHappyEnd
4x^2+7x-2=0
D=81=9^2
x1=(-7+9)/8=0,25
x2=(-7-9)/8=-2
3 votes
Thanks 1
livay
4x^2+7x-2=0
D=49+32=81
x1=(-7+9)/8=1/4=0.25
x2=(-7-9)/8=-2
2 votes
Thanks 1
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Answers & Comments
D=81=9^2
x1=(-7+9)/8=0,25
x2=(-7-9)/8=-2
D=49+32=81
x1=(-7+9)/8=1/4=0.25
x2=(-7-9)/8=-2