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21 December, 03:40

Simplify.

3√7/25-√28/25+√63/25

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Answers (1)
  1. 21 December, 04:54
    0
    4√7/5

    Step-by-step explanation:

    to take a root of a fraction, take the root of the numerator and denominator separately

    3*√7/5-√28/5+√63/5

    calculate the product

    3√7/5-2√7/5+3√7/5

    calculate the sum or difference

    4√7/5
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