SOLUTION: What is the solution to the problem '3x to the negative second power' ? Im not sure at all to do these equations when they involve a variable against the base.

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Question 277915: What is the solution to the problem '3x to the negative second power' ? Im not sure at all to do these equations when they involve a variable against the base.
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
What is the solution to the problem '3x to the negative second power' ? Im not sure at all to do these equations when they involve a variable against the base.
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(3x)^(-2)
The 2 means square
The negative means invert
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You can perform these operation in any order.
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If you invert 1st you get (1/3x)^2
If you then square you get (1/9x^2)
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If you square first and then invert you will get the same answer.
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Cheers,
Stan H.