Cистема. x^2 больше или равно 4, (2-5х)^2 Больше или равно 16 Система х^2-3x-4<0, 3x-12>0...

$\left \{ {{ x^{2} \geq 4} \atop {(2-5x)^{2} \geq 16}} \right.$
$\left \{ {{ x \geq2; x \leq -2} \atop {(2-5x) \geq4, (2-5x) \leq -4}} \right.$
$\left \{ {{ x \geq2; \\ x \leq -2} \atop {5x \leq -2; \ 5x \geq 6}} \right.$
$x \geq2 \\ x\leq -2$

0}} \right. " alt=" \left \{ {{x^2-3x-4<0} \atop {3x-12>0}} \right. " align="absmiddle" class="latex-formula">

12}} \right. " alt=" \left \{ {{(x-4)(x+1)<0} \atop {3x>12}} \right. " align="absmiddle" class="latex-formula">

-1} \atop {x>4}} \right. " alt=" \left \{ {{x<4; x>-1} \atop {x>4}} \right. " align="absmiddle" class="latex-formula">
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