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IgorLugansk [536]
3 years ago
14

Please help me out!​

Mathematics
1 answer:
harina [27]3 years ago
8 0

Answer:

Step-by-step explanation: I got you homie, so lets see 7^-2 x 7^9,                   7^⁷ x 7^2, 7^-20/7^-10, and then (7^⁻2)-5

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