What is the graph of the polynomial function x4+13x3+12x210?

1 Answer
Oct 3, 2014

This is a fourth-order polynomial function. As graphed by free online software (https://www.desmos.com/calculator) the graph looks like this. Any graphing calculator could be used.

![Graph of a polynomial function from www.desmos.com)

If you wanted to solve this without a graphing calculator, you could make a table of x vs. y using the function that you wish. In the case of:
y=x4+13x3+12x210
x y
-4 233
-3 66.5
-2 5.3
-1 -8.8
0 -10
1 -8.2
2 10.7
3 84.5
4 275