Question

$\sqrt{72} : 2 \sqrt{2}$ =?

Answer 1

[tex] \sqrt{72}= \sqrt{36*2}= 6\sqrt{2}
6 \sqrt{2}:2 \sqrt{2}=3 [/tex]
sau
$\frac{6 \sqrt{2} }{2 \sqrt{2} } rationalizezi \sqrt{2}= \frac{6 \sqrt{2*2} }{2 \sqrt{2*2} }= \frac{6*2}{2*2}= \frac{12}{4}=3$