Question

Order the expressions by choosing <, >, or =.

Answer 1

um so what are the expressions
?

Answer 2

\[9^{-2} and \left( \frac{ 1 }{ 9 } \right)^{-1}\]
\[\left( \frac{ 1 }{ 9 } \right)^{-1} and 9^{-1}\]
\[9^{-1} and 9^{-2}\]

Answer 3

ok

Answer 4

\[\large \dfrac{1}{x}^{-n} = x^n\]

Answer 5

and \(\large x^{-m} = \dfrac{1}{x^m}\)

Answer 6

yup lol you beat me

Answer 7

I dont understand the x's the m's and the n's lol what are you doing?

Answer 8

It's an example. I'm trying to saying that if the exponent is negative, then take the reciprocal of it.

For example, \(\large 4^{-2} = \dfrac{1}{4^2}\)

Answer 9

Ohh thank you(:

Answer 10

This site can clarify everything about negative exponents for you: http://www.mathsisfun.com/algebra/negative-exponents.html