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The solution of the equation e^(sin x) ...

The solution of the equation ` e^(sin x) - e^(-sin x) - 4 = 0`

A

no real roots

B

exactly one real root

C

exactly four real roots

D

infinite number of real roots

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The correct Answer is:
A
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MCGROW HILL PUBLICATION-QUADRATIC EQUATIONS-Questions from Previous Years. AIEEE/JEE main papers
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