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September 10th, 2017, 02:44 PM   #1
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exponents

How can I expand the following


(3 raised to the power 4x)(2 raised to the power 5x + 3 raised to the power -4x)
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September 10th, 2017, 06:35 PM   #2
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$3^{4x}\!\left(2^{5x} + 3^{-4x}\right) = \left(2^53^4\right)^x + 1$, etc.
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