Answer:
99
Step-by-step explanation:
Cause 33×3=99 ,and the function of the root is to get the number that we multiply it ti itself
For example [tex]\sqrt{4}[/tex] =2 cause 2×2=4 ,so[tex]\sqrt{2*2}[/tex] =[tex]\sqrt{4}[/tex] which is =2
so [tex]\sqrt{99^{2} }[/tex] =99