Pre-Algebra Examples

$f (x) = 400 x - 0.4 x^{2}$

Step 1

Rewrite the function as an equation.

$y = 400 x - 0.4 x^{2}$

Step 2

Reorder $400 x$ and $- 0.4 x^{2}$ .

$y = - 0.4 x^{2} + 400 x$

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