What is the derivative of ln(cosx) ?

The derivative of ln(cosx) is soln(c)

What is the first derivative of ln(cosx) ?

The first derivative of ln(cosx) is soln(c)

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\frac{d}{d x} (ln (c) os x)

so ln (c)

Solution steps

\frac{d}{d x} (ln (c) os x)

Treat

c, s, o

as a constant

Take the constant out:

(a \cdot f)^{'} = a \cdot f^{'}

= ln (c) os \frac{d x}{d x}

Apply the common derivative:

\frac{d x}{d x} = 1

= ln (c) os \cdot 1

Simplify

= so ln (c)

What is the derivative of ln(cosx) ?
The derivative of ln(cosx) is soln(c)
What is the first derivative of ln(cosx) ?
The first derivative of ln(cosx) is soln(c)