[tex]\frac{x^{2}+7}{2}=4x[/tex]Решите уравнение
(x^2+7)/2=4x
x^2-8x+7=4
D=64-28=36
√D=6
x=(8-6)/2=1
x=(8+6)/2=7
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(x^2+7)/2=4x
x^2-8x+7=4
D=64-28=36
√D=6
x=(8-6)/2=1
x=(8+6)/2=7