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25 September, 21:35

Simplify the radical expression.

square root of 39 (square root of 6 + 7)

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Answers (1)
  1. 25 September, 21:43
    0
    So (√39) (√ (6+7))

    simplify 6+7==13

    remember

    √x√y=√xy so

    √39√13=√ (39 times 13) = √507

    factor 507 and group any pairs

    507=13 times 13 times 3

    pairs are 13 so take them out of the √ sign

    13√3 is the answer
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