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1 vote
Can anybody explain how to do this? The answer I keep getting isn't one of the options.

Which choice is equivalent to: 5^-2 * 25^-1
a. 5^3
b. 5^4
c. 5^-1
d. 5^-4

User Nzc
by
5.3k points

1 Answer

6 votes
I think is D


5^-2*25^-1
5^-2*5^-2
5^-4
1/5^4
1/625
0,0016, 5^-4
User Hovenko
by
5.5k points