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vadiksidorenkoVram
@vadiksidorenkoVram
August 2022
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1)x^2+4=5x 2) х+6=х^2
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Леонардоlimak88
1) x^2-5x+4=0
D=9
x1,2=5+-3/2
x1=4
x2=1
2)x^2-x-6=0
D=25
x1,2=1+-5/2 x1=3 x2=-2
2 votes
Thanks 1
greek99
X^2+4-5x=0
D=4^2-4*1*(-5)=16+20=36=6^2
X=-4-6/2=-5
X=-4+6/2=1
0 votes
Thanks 1
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Answers & Comments
D=9
x1,2=5+-3/2
x1=4
x2=1
2)x^2-x-6=0
D=25
x1,2=1+-5/2 x1=3 x2=-2
D=4^2-4*1*(-5)=16+20=36=6^2
X=-4-6/2=-5
X=-4+6/2=1