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24 February, 18:36

Simplify the expression

7√7 - 2√28

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Answers (2)
  1. 24 February, 18:42
    0
    7squareroot7-2squareroot28

    =7squareroot7-2*2squareroot7

    =7squareroot7-4squareroot7

    =3squareroot7

    =3*2.64

    =7.92
  2. 24 February, 18:45
    0
    7√7 - 2√28

    2 sqrt (28) = 4 * sqrt (7)

    7*sqrt (7) - 4*sqrt (7) =

    3 * sqrt (7)
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