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19 December, 07:36

1.15x10^-7 / 2.5x10^-3

4.6x10^-10

0.46x10^-3

4.6x10^-3

0.46x10^-4

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Answers (1)
  1. 19 December, 10:25
    0
    The answer to your question is: d) 0.46x10^-4

    Step-by-step explanation:

    (1.15x10⁻⁷) / (2.5x10⁻³)

    First, divide 1.15 by 2.5 1.15 / 2.5 = 0.46

    Second, subtract the power - 7 - (-3) = - 7 + 3 = - 4

    Finally, express the number 0.46 x 10⁻⁴

    a) 4.6x10^-10

    b) 0.46x10^-3

    c) 4.6x10^-3

    d) 0.46x10^-4
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