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Uh need a bit of help with this question

Uh need a bit of help with this question-example-1

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a^m a^n = a^{m+n}

So here

13^8 \times 13 ^{-4} = 13^{8+ -4}= 13^4

Answer: C


User Wes Crow
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4 votes

When we multiply two powers of a common base, we add the exponents. That's the familiar rule


a^m a^n = a^(m+n)

So here


13^8 * 13 ^(-4) = 13^(8+ -4)= 13^4

Answer: C


User Chris Charles
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7.9k points

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