Find $\frac{dy}{dx}$ if $y = e^x \sec x$.
University of Ilorin MTH102 2023 past question
- $e^x \sec x \tan x$
- $e^x \sec x (1 + \tan x)$
- $e^x \tan x (1 + \sec x)$
- $e^x(1 + \tan x)$
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