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Question
`sqrt(176+sqrt2401` = ?
Options
14
15
18
24
MCQ
Solution
15
Explanation:
`sqrt2401= sqrt(7xx7xx7xx7) = 7xx7=49`
∴ `sqrt(176+sqrt2401)= sqrt(176+49 `
= `sqrt225` = 15
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Simplification (Entrance Exam)
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