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Calculus Examples

$f (x) = x - 2$ , $(4, 2)$

Evaluate $f (x) = x - 2$ at $x = 4$ .

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Replace the variable $x$ with $4$ in the expression.

$f (4) = (4) - 2$

Simplify the result.

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Subtract $2$ from $4$ to get $2$ .

$f (4) = 2$

The final answer is $2$ .

$2$

$2$

$2$

Since $2 = 2$ , the point is on the graph.

The point is on the graph

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$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$