14-06-2017
Mathematics

contestada

Which expression is equivalent to 7^3 ⋅ 7^−5? A.7^2 B.7^7 C.1 over 7 to the 2nd power D.1 over 7 to the 7th power

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konrad509 konrad509

14-06-2017

[tex]7^3\cdot7^{-5}=7^{-2}=\dfrac{1}{7^2}[/tex]

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