ПОМОГИ СРОЧНО !! 1) [tex] \frac{11}{x-2} = \frac{11}{2} [/tex] 2)-4x²-4x=0 3)-3(1+4x)=-4x-5. Created by Buy2281137. algebra-ru

tex] 2)-4x²-4x=0 3)-3(1+4x)=-4x-5...

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ПОМОГИ СРОЧНО !!
1) [tex] \frac{11}{x-2} = \frac{11}{2} [/tex]
2)-4x²-4x=0
3)-3(1+4x)=-4x-5

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Newtion

Verified answer

1)
$x \neq 2$
$2*11=11(x-2)$
$22=11x-22$
$11x=44$
$x=4$

2)
$-4x^2-4x=0$
$-4x(x+1)=0$
$x_{1,2}=0,(-1)$

3)
$-3(1+4x)=-4x-5$
$-3-12x=-4x-5$
$2-8x=0$
$2=8x$
$x= \frac{2}{8} \Rightarrow x= \frac{1}{4} \Rightarrow x=0,25$

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