Question

$(5 \sqrt{6} )(2 \sqrt{15)}$
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Answer 1

Step-by-step explanation:

$(5 \sqrt{6} )(2 \sqrt{15}) \\ = 10 \sqrt{90}$

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Answer 2

$(5 \sqrt{6} )(2 \sqrt{15} ) \\ 5 \times 2 \sqrt{6 \times 15} \\ 10 \sqrt{90} \\ 10 \times 3 \sqrt{10} \\ 30 \sqrt{10}$