Select the equivalent expression.
1
=?
92
Choose 1 answer:
CA
9
12
2
B
9
9-2

Answer:
c
Step-by-step explanation:
[tex]\frac{1}{9^{2} }[/tex]=1/81
[tex]9^{\frac{1}{2} }[/tex] =3
[tex]\frac{1^{2} }{9}[/tex]=[tex]\frac{1}{9}[/tex]
[tex]9^{-2}[/tex]=1/81