Calculus Examples

$(lim_{x \to 0} \cos (x))$

Step 1

Move the limit inside the trig function because cosine is continuous.

$(\cos (lim_{x \to 0} x))$

Step 2

Evaluate the limit of $x$ by plugging in $0$ for $x$ .

$(\cos (0))$

Step 3

The exact value of $\cos (0)$ is $1$ .

$(1)$

Step 4

The result can be shown in multiple forms.

Exact Form:

$1$

Decimal Form:

$1$