If \sin { x } +\cos x=\sqrt {y+\displaystyle \frac {1}{y}}, x\eps | Filo
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Class 11

Math

Algebra

Sequences and Series

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If and , then-

Correct Answer: Option(a)
Solution: We know that for two positive numbers
...(i)
...(ii)
From (i) and (ii), we get
 



Hence, option 'A' is correct.
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