Algebra Examples

$f (x) = 4^{x}$ for $x = 3$

Step 1

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

$f (3) = 4^{3}$

Step 2

Simplify the result.

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Step 2.1

Raise $4$ to the power of $3$ .

$f (3) = 64$

Step 2.2

The final answer is $64$ .

$64$

Step 3