what’s the answer ?  \sqrt{9 \times 81}

Question

what’s the answer ?

 \sqrt{9 \times 81}

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Thạch Thảo 6 months 2021-08-22T05:11:29+00:00 2 Answers 3 views 0

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    0
    2021-08-22T05:12:45+00:00

    Step-by-step explanation:

     \sqrt{9 \times 81}  =  \sqrt{3^{2}  \times 9^{2} }  = 3 \times 9 = 27

    0
    2021-08-22T05:13:04+00:00

    Answer:

    27

    Step-by-step explanation:

    √ ( 9 × 81 )

    = √9 × √81

    = 3 × 9

    = 27

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