Precalculus Examples

$y = 3 x^{2} - 7 x - 6$

Step 1

To rewrite as a function of $x$ , write the equation so that $y$ is by itself on one side of the equal sign and an expression involving only $x$ is on the other side.

$f (x) = 3 x^{2} - 7 x - 6$