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tester [92]
3 years ago
11

Please hellllllllppppppppppppppppppppppppppp

Mathematics
1 answer:
vitfil [10]3 years ago
5 0

Answer:

21^{10}

Step-by-step explanation:

First, multiply the 3 and the 7 together, and then "multiply" the exponents -8 and 3. (However, when "multiplying exponents, you're really just adding them together: -8 + 5)

(21^{-5})^2

Then, multiply the -5 and -2 together, giving you:

21^{10}

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