alexisautume alexisautume

26-02-2019
Mathematics

contestada

find the simplified expression. give your answer in scientific notation (8 x 10^4)(9 x 10^-8)

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Jenner1256 Jenner1256

27-02-2019

So multiply and we get 72x10^-4; however, this isn’t scientific notation. So 72 = 7.2 x 10^1 and (7.2 x 10^1) x 10^-4 = 7.2 x 10^-3

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