Question

√а + √б : а√а + б√б=

Answer 1

$frac{sqrt{a}+sqrt{b}}{asqrt{a}+bsqrt{b}} = frac{sqrt{a}+sqrt{b}}{sqrt{a^3}+sqrt{b^3}} =frac{sqrt{a}+sqrt{b}}{(sqrt{a}+sqrt{b})(a-sqrt{ab}+b)} } =frac{1}{a-sqrt{ab}+b}$