Question

which exponent makes the statement true?
1/5^9 = 5^?
1) 9
2) -9
3) 1/9
4) -1/9

Answer 1

You first have to figure out what 5^9 is and then you just divide it by 1.

Answer 2

The answer would probably be around 5.12

Answer 3

http://openstudy.com/study# thats not a choice though

Answer 4

\[\large
\frac{1}{a^n} = a^{-n}
\]

Answer 5

\[\large
\frac{1}{5^9} = 5^{-9}
\]