Question

M
Спростити вираз: √0,04(x-y)2, якщо x < у

Answer 1

$\displaystyle \sqrt{0,04*(x-y)^2} = \sqrt{0,04}*\sqrt{(x-y)^2} = \sqrt{(0,2)^2}*\sqrt{(|x-y|)^2} = 0,2*|x-y|$