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Calculus Examples

f (x) = 4 x - 5

$f (x) = 4 x - 5$ ,

f (6)

$f (6)$

Step 1

Replace the variable

x

$x$ with

6

$6$ in the expression.

f (6) = 4 (6) - 5

$f (6) = 4 (6) - 5$

Step 2

Simplify

4 (6) - 5

$4 (6) - 5$ .

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Step 2.1

Remove parentheses.

4 (6) - 5

$4 (6) - 5$

Step 2.2

Multiply

4

$4$ by

6

$6$ .

24 - 5

$24 - 5$

Step 2.3

Subtract

5

$5$ from

24

$24$ .

19

$19$

19

$19$

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⎡ ⎢ ⎣ \begin{matrix} x^{2} & \frac{1}{2} \sqrt{π} & \int x d x \end{matrix} ⎤ ⎥ ⎦

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