Examples

f (x) = x + 3 x - 4 + 5

$f (x) = x + 3 x - 4 + 5$

Step 1

Rewrite the function as an equation.

$y = x + 3 x - 4 + 5$

Step 2

Simplify

$x + 3 x - 4 + 5$ .

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Step 2.1

Add

$x$ and

$3 x$ .

$y = 4 x - 4 + 5$

Step 2.2

Add

$- 4$ and

$5$ .

$y = 4 x + 1$

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