What is the derivative of cosh(kx) ?

The derivative of cosh(kx) is sinh(kx)k

What is the first derivative of cosh(kx) ?

The first derivative of cosh(kx) is sinh(kx)k

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\frac{d}{d x} (cosh (k x))

sinh (k x) k

Solution steps

\frac{d}{d x} (cosh (k x))

Apply the chain rule:

sinh (k x) \frac{d}{d x} (k x)

= sinh (k x) \frac{d}{d x} (k x)

\frac{d}{d x} (k x) = k

= sinh (k x) k

\int \frac{1}{tan ^{2} ( u ) + 1} d u

x \to 1 - lim (\frac{1}{x ^{2} - 1})

\int \frac{2}{3 x} d x

t an g e n t y = x - 1, (10, 3)

d er i v a t i v e f (x) = 2 e^{0}

What is the derivative of cosh(kx) ?
The derivative of cosh(kx) is sinh(kx)k
What is the first derivative of cosh(kx) ?
The first derivative of cosh(kx) is sinh(kx)k