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Compare the Following Pair of Surd. 7 , 2 Sqrt 5 - Algebra

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One Line Answer

Compare the following pair of surd.

`7 , 2 sqrt 5`

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Solution

Since , 7 = `sqrt 49` and 

`2 sqrt 5 = sqrt (4 xx 5) = sqrt 20`

So , `7 > 2 sqrt 5`

Concept: Concept of Surds
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APPEARS IN

Balbharati Mathematics 1 Algebra 9th Standard Maharashtra State Board
Chapter 2 Real Numbers
Practice Set 2.3 | Q 5.7 | Page 30
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