Ate @Akwa01 pasagot po nito please! sana po masagot niyo

Simplify the following radical expression.

1.
[tex] \sqrt{63} [/tex]
2.
[tex] \sqrt{48} [/tex]
3.
[tex] \sqrt{75} [/tex]
4.
[tex] \sqrt{99} [/tex]

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