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Find the mean - proportional of (-3) " a...

Find the mean - proportional of `(-3) " and " (-27)`.

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The correct Answer is:
`pm 9`
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Knowledge Check

  • The mean - proportional of x^(2) y " and " yz^(2) is

    A
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    B
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  • The mean - proportional of 16 and 25 is

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    400
    B
    100
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  • The mean - proportional of 16 and 25 is

    A
    400
    B
    100
    C
    20
    D
    40

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