asked 137k views
0 votes
Which expression is equivalent to (3^2)^-2

a. -81
b. -12
c. 1/81
d. 1/12

asked
User Janaco
by
8.5k points

1 Answer

4 votes
c. 1/81
First simplify what's in the parenthesis
(3^2)= 9
Now your answer is:
9^-2
but there is no such thing as a negative exponent so write the expression as a fraction
1/9^2
and simply simplify so your answer is
1/81
answered
User Mirezus
by
7.1k points

No related questions found

Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.