4. The axis of symmetry for the function f(0) = 22 +4.0 – 8 is a = -2. What are the coordinates of the vertex of the graph? a. (-20, -2)
b. (-12, -2)
c. (-2, -20)
d. (-2, -12)

The lengths of two sides of a triangle are 9 and 15. what can be said about the length of the third side? a. it must be greater than or equal to 6 and less than 24. b. it must be greater than or equal to 6 and at most 24. c. it must be greater than 6 and less than 24. d. it must be greater than 6 and at most 24.