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The equation of the horizontal tangent t...

The equation of the horizontal tangent to the curve `y=e^(x)+e^(-x)` is :

A

y = -2

B

y = -3

C

y = 2

D

None of these.

Text Solution

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The correct Answer is:
C
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MODERN PUBLICATION-APPLICATION OF DERIVATIVES -Recent Competitive Questions (Questions from Karnataka CET & COMED)
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