| <math xmlns="http://www.w3.org/1998/Math/MathML" display="block"> | |
| <mi>f</mi> | |
| <mo stretchy="false">(</mo> | |
| <mi>x</mi> | |
| <mo stretchy="false">)</mo> | |
| <mo>=</mo> | |
| <mi>a</mi> | |
| <msup> | |
| <mi>x</mi> | |
| <mn>3</mn> | |
| </msup> | |
| <mo>+</mo> | |
| <mi>b</mi> | |
| <msup> | |
| <mi>x</mi> | |
| <mn>2</mn> | |
| </msup> | |
| <mo>+</mo> | |
| <mi>c</mi> | |
| <mi>x</mi> | |
| <mo>+</mo> | |
| <mi>d</mi> | |
| </math> |