Simplify the expression to obtain radical in simple form.
[tex]\begin{gathered} \sqrt[]{52}=\sqrt[]{2\cdot2\cdot13} \\ =2\sqrt[]{13} \end{gathered}[/tex]
(2)
[tex]\begin{gathered} \sqrt[]{76}=\sqrt[]{2\cdot2\cdot19} \\ =2\sqrt[]{19} \end{gathered}[/tex]
(3)
[tex]\begin{gathered} \sqrt[]{84}=\sqrt[]{2\cdot2\cdot3\cdot7} \\ =2\sqrt[]{21} \end{gathered}[/tex]
(4)
[tex]\begin{gathered} 8\sqrt[]{52}=8\sqrt[]{2\cdot2\cdot13} \\ =8\cdot2\sqrt[]{13} \\ =16\sqrt[]{13} \end{gathered}[/tex]
