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Question
Write in ascending order : 6√5, 7√3, and 8√2
Solution
6√5 = `sqrt(6^2 xx 5) = sqrt180`
7√3 = `sqrt(7^2 xx 3) = sqrt147`
8√2 = `sqrt(8^2 xx 2) = sqrt128`
and 128 < 147 < 180
∴ √128 < √147 < √180
⇒ 8√2 < 7√3 < 6√5
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