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Marianna [84]
2 years ago
10

(a^-7 x b^-2)^-9 =? Select the equivalent expression.

Mathematics
1 answer:
ivanzaharov [21]2 years ago
4 0

Answer:

i think it is:

Step-by-step explanation:

A 63 B18/x9

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Step-by-step explanation:

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