Plz 20 points only answer if you can explain

What is the size of the matrix resulting from

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?

What is the rate of change of a line that passes through (2,-5) and (6,-2)?