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28 January, 06:51

Simplify 3 square root of 5 end root minus 2 square root of 7 end root plus square root of 45 end root minus square root of 28.

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  1. 28 January, 07:04
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    Simplify √ 45 to 3√ 5 and √ 28 to 2√ 7

    Which gives you (3√5 + 3√ 5) + (-2√ 7 - 2√ 7)

    Combine like terms = 6√ 5 - 4√ 7

    Done
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