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# need help

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what is 2.0 times -10 to the power -7

Guest Apr 5, 2017
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what is 2.0 times -10 to the power -7

$$2\times -10^{-7}\\ =2\times -1\times 10^{-7}\\ = -2\times 10^{-7}\\ or\\ =-2*0.0000001\\ =-0.0000002$$

Melody  Apr 5, 2017