What is the greatest common factor of 12a and 9a^2? a) 9b) 36c) 3ad) 12a^2

Ineed to know the rule for the sequence. plz !

Acircle has a diameter will endpoints of (-2,8) and (6, 4). what is the center of the circle

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?