Question

То что в кружочке!!!!

Answer 1

$a) ( sqrt[6]{x^2} )^3 = sqrt{x^2} = |x|\ b) ( sqrt[4]{a^2})^2= sqrt{a^2} = |a|\ c) ( sqrt{ab})^3 sqrt{a^3b^3} = sqrt{a^6b^6} =a^3b^3\ d) sqrt[4]{z^2} * sqrt[4]{81z^6} = sqrt[4]{3^4z^8} =3z^2$