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Mathematics 18 Online
OpenStudy (anonymous):

http://gyazo.com/4df298140ae5cfe38c90dfd2fe485808

OpenStudy (aaronandyson):

7^3 x 7^-5 Since the Index/Base is the same add 3 and - 5 Which is -2 Therefore, 7^-2 Therefore, 1/7^2

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