Question

Considerando a=4 e =9 resolva:

$\sqrt{a} \: . \: \sqrt{b}$
$\sqrt{a} \ \ \\ \sqrt{b}$
$\sqrt{a} \\ \: \: \: \: b$

Answer 1

√4.√9= 2.3= 6
√4=2
√9=3
√4/9= 2/3