Algebra Examples

$f (3) = 2^{x}$

Step 1

Replace the variable $x$ with $3$ in the expression.

$f (3) = 2^{3}$

Step 2

Simplify the result.

Tap for more steps...

Step 2.1

Raise $2$ to the power of $3$ .

$f (3) = 8$

Step 2.2

The final answer is $8$ .

$8$

Step 3