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What is the base in the expression 45?

O4

O5

O9

O 20

1 Answer

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Answer:

This is essentially the same thing as writing four to the fifth power, because superscript means exponent, so we're giving this, we can see the base, it's going to be the number that's being Um multiplied, so in this case it's gonna be four. Therefore the answer, it's four the answer choices

Explanation:

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