4+ 5 this is so hard and i don’t understand

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

Apolynomial function has a root of –6 with multiplicity 1, a root of –2 with multiplicity 3, a root of 0 with multiplicity 2, and a root of 4 with multiplicity 3. if the function has a positive leading coefficient and is of odd degree, which statement about the graph is true?

The measure of an angle is 117°. what is the measure of a supplementary angle?