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13 October, 20:04

What would be the simplified version of the expression 12√5-9√125?

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  1. 13 October, 20:29
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    -33sqrt (5)

    Step-by-step explanation:

    sqrt (125) = sqrt (25*5) = sqrt (25) * sqrt (5) = 5*sqrt (5)

    12sqrt (5) - 9*5*sqrt (5)

    12sqrt (5) - 45sqrt (5)

    -33sqrt (5)
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