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12 December, 00:56

What is the simplified form of the square root of 45?

A. the square root of 5

B. the square root of 9 x 5

C. 3 and the square root of 5

D. 5 and the square root of 3

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Answers (2)
  1. 12 December, 02:32
    0
    3sqrt (5)

    Step-by-step explanation:

    sqrt (45)

    sqrt (9*5)

    We know the sqrt (ab) = sqrt (a) sqrt (b)

    sqrt (9) sqrt (5)

    3sqrt (5)
  2. 12 December, 03:11
    0
    C. 3 and the square root of 5

    Step-by-step explanation:

    45/9=5

    Square root of 9 is 3

    Left over: rad 5

    3 and the square root of 5
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