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21 March, 13:28

What is the exact value for the expression the square root of 52. - the square root of 13. + the square root of 117.? Simplify if possible.

A:4 the square root of 13.

B:the square root of 13.

C:2 the square root of 39.

D:8 the square root of 39.

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Answers (2)
  1. 21 March, 14:15
    0
    √52 - √13 + √117 - you can see that the number all of these numbers have in common is 13, and we can use that to simplify the expression

    So, √13*4 - √13 + √13*9 =

    2 √13 - √13 + 3 √13=

    4 √13

    The correct answer is A. 4 the square root of 13
  2. 21 March, 16:54
    0
    The answer is A. 4sqrt 13
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