Math

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If a family has 4 children, in how many ways could the parents have 2 boys and 2 girls as children?

  • Math -

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    4!/2!2!=4*3*2*1/2*2=6

  • Math -

    Write 5*10^ -4 in decimal notation.

    Select the correct answer.
    0.00005
    -50000
    -5000
    0.0005

  • Math -

    0.0005

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