Question

a + √ab/b + √ab

Как такое упрощать

Answer 1

(a+√ab)/(b+√ab)=(a+√ab)(b-√ab)/(b+√ab)(b-√ab)=
=(ab-a√ab+b√ab-ab)/(b²-ab)=
=(√ab(b-a))/b(b-a)=(√ab)/b=√(a/b)