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PLEASE HELP Which expression is equivalent to (3a)^-2? 1/9a^2 1/3a^2 3/a^2 9/a^2 .
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21 votes
PLEASE HELP

Which expression is equivalent to (3a)^-2?
1/9a^2
1/3a^2
3/a^2
9/a^2
.

PLEASE HELP Which expression is equivalent to (3a)^-2? 1/9a^2 1/3a^2 3/a^2 9/a^2 .-example-1
User Chadmyers
by
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1 Answer

5 votes
1/9a^2 or the first one would be correct
User Chow
by
7.5k points
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