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Multiply. Write your answer in scientific notation. (5 × 10^(-12))(2 × 10^(8))

Multiply. Write your answer in scientific notation.
(5 × 10^(-12))(2 × 10^(8))




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What is the capital of Egypt? ( Cairo )

1 Answer

  1. To multiply these two numbers in scientific notation, you multiply the coefficients (the numbers in front) and add the exponents of the powers of ten.

    1. Multiply the coefficients:

    (5 times 2 = 10)

    2. Add the exponents:

    (-12 + 8 = -4)

    3. Combine the results:

    You get (10 times 10^{-4}).

    Since (10) is not in proper scientific notation (which requires a coefficient between (1) and (10)), you rewrite (10) as (1.0 times 10^1), so:

    [

    (1.0 times 10^1) times (10^{-4}) = 1.0 times 10^{1 – 4} = 1.0 times 10^{-3}

    ]

    So, the final answer in scientific notation is:

    [
    1.0 times 10^{-3}

    ]

    Great job working through this! If you need further clarification or assistance, feel free to ask!

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