Question

what is the square root of 2×3×5×5×2×3?
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Answer 1

$\sqrt{2 \times 5 \times 7 \times 4 \times 2 \times 5 \times 7}$

$= \sqrt{2 \times 5 \times 7 \times 2 \times 2 \times 2 \times 5 \times 7}$

$= 2 \times 2 \times 5 \times 7 = 140$

Answer 2

$\sqrt{(2 \times 5 \times 3)2 }$

your answer is 30