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julasherkasheva
@julasherkasheva
July 2022
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Решите уравнения, пожалуйста, СРОЧНО !
3х^2+13х-10=0
5/(х-3)-8/х=3 (в дробях)
х+1=√8-4х
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tanko2
D = 13>2 - 4*3*(-10) = 289 = 17>2
x1= -13-17/ 2*13 =-30/26 =-15/13
x2= -13+17 / 2*13 = 4/26 =2/13
> вместо квадрат
0 votes
Thanks 1
tanko2
5/(x-3)-8/x = 3
tanko2
не за что
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Answers & Comments
x1= -13-17/ 2*13 =-30/26 =-15/13
x2= -13+17 / 2*13 = 4/26 =2/13
> вместо квадрат