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3 December, 08:38

How do you simplify the expression √ 147 and give the resulting expression. instead of using the radical symbol, describe the expression.

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  1. 3 December, 10:07
    0
    Remember

    √ (xy) = (√x) (√y)

    and

    √ (x^2) = x or (√x) (√x) = x where x=x

    split into factored form

    147=2*7*7

    so

    √147 = (√2) (√7) (√7)

    look, the 7's are dobuled

    now we have

    (√2) (7)

    or

    7√2

    the expression is simplified
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