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8th grade math

The diameter of the sun is approximately 1.4x10 to the power 9 km and the diameter of earth is approximately 1.28 x10 to the 4th power km. About how many times earths diameter is the suns diameter. Write in scientific notation.

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Mythreyee

  1. Online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown.

    Online "^" is used to indicate an exponent, e.g., x^2 = x squared.

    When multiplying/dividing, exponents are added/subtracted respectively.

    1.4*10^9/1.28*10^4 = 1.09*10^5

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    PsyDAG

  2. Dsdss

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    If the diameter of sun

  4. Very nice

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    Dharemender tewaria

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