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Question
Find `(d^2y)/(dy^2)`, if y = e4x
Options
8 e4x
16 e4x
13 e4x
22 e4x
Solution
16 e4x
Explanation:
y = e4x
`dy/dx = e^(4x). d/dx(4x)` = e4x.4 = 4.e4x
`(d^2y)/(dy^2) = d/(dy)(4.e^(4x))` = 4.e4x.4 = 16. e4x
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