SOLUTION: simplify (8x)^-7 (8x)^3 8x8x8x8x8x8x8= 2,097152 ^7 is that correct ? if not i need help with the steps

Question 631395: simplify
(8x)^-7 (8x)^3
8x8x8x8x8x8x8= 2,097152 ^7 is that correct ? if not i need help with the steps
Answer by tutor_paul(519) (Show Source): You can put this solution on YOUR website!
Whoa there... x in this case is a variable, not a multiply sign.
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The original thing you need to simplify is:

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You can rewrite anything raised to a negative power as it's inverse raised to the positive power. For example:
is the same as
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Using this principle, you can rewrite your given expression as:

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You can now simplify the above by cancelling:

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Good Luck,
tutor_paul@yahoo.com
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