[tex] \sqrt{ \frac{39}{49} } or \frac{ \sqrt{36} }{49} ?[/tex]
[tex] \sqrt{ \frac{36}{49} } = \sqrt{36}[/tex]÷[tex] \sqrt{49} [/tex]
[tex] \sqrt{36}=6 and \sqrt{49} =7 so \frac{6}{7} [/tex]
If it's [tex]\frac{ \sqrt{36} }{49}[/tex] then it's [tex] \frac{6}{49} [/tex]