Question

Даю 50 баллов
упростить 4√( x-6)^4 - √(5-x)^2 при x≤5

Answer 1

$\displaystyle\bf\\\sqrt[4]{(x-6)^{4} } -\sqrt{(5-x)^{2} } =\Big|x-6\Big|-\Big|5-x\Big|=6-x-(5-x)=\\\\=6-x-5+x=1$