Question

please solve it fast.....
2root18-2root6=?​

Answer 1

Answer:

2√18 - 2√6 = 6√2 - 2√6 ....

Answer 2

Answer:

$2 \sqrt{18 } = 72 \\ 2 \sqrt{6} =24 \\ 2 \sqrt{18} - 2 \sqrt{6} \\ 72 - 24 \\ = 48 = 4 \sqrt{3}$

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