SOLUTION: Write using positive exponents, and simplify if possible. {{{(-3x)^-2}}} How do I solve this kind of problem? My answer is {{{9x^-2}}} is this correct?

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Write using positive exponents, and simplify if possible. {{{(-3x)^-2}}} How do I solve this kind of problem? My answer is {{{9x^-2}}} is this correct?       Log On


   

Question 93847: Write using positive exponents, and simplify if possible.
%28-3x%29%5E-2
How do I solve this kind of problem? My answer is 9x%5E-2 is this correct?
Found 2 solutions by jim_thompson5910, checkley75:
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Remember if you have something like x%5E-2 the negative exponent tells you to invert the base, so it becomes 1%2Fx%5E2

So that means %28-3x%29%5E-2 becomes 1%2F%28-3x%29%5E2. Now square the denominator to get 1%2F9x%5E2

Answer by checkley75(3666) About Me  (Show Source):
You can put this solution on YOUR website!
(-3X)^-2
1/(-3X)^2
1/9 ANSWER.