Respuesta :
•For Denominator with Roots , we need to multiply it with itself to the both the numerator and denominator.
Then , Do as follows:
Then , Do as follows:

[tex] \frac{ \sqrt{12} }{ \sqrt{3} } = \sqrt{ \frac{12}{3} } = \sqrt{4} = 2[/tex]
[tex] \frac{ \sqrt{15} }{ \sqrt{3} } = \sqrt{ \frac{15}{3} } = \sqrt{5} [/tex]