8. For the graph of the function, identify the axis of symmetry, vertex and the formula for the function.

A. Axis of symmetry: x = –1; Vertex: (–1, 0); f(x) = –x2 – 2x – 1

B. Axis of symmetry: x = –1; Vertex: (–1, 0); f(x) = –2x2 – 2x – 1

C. Axis of symmetry: x = –1; Vertex: (–1, –1); f(x) = –x2 – 2x – 1

D. Axis of symmetry: x = –1; Vertex: (–1, 0); f(x) = –x2 – x + 2

What is the equation of the graph below? y=sec(x)-4

Cameron indoor stadium at duke university is one of the most revered sites in all of college basketball, as well as in all of sports period. duke’s men’s and women’s basketball programs have attained quite a few wins in the building over the last seventy years. cameron indoor stadium is capable of seating 9,460 people. for each game, the amount of money that the duke blue devils’ athletic program brings in as revenue is a function of the number of people in attendance. if each ticket costs $45.50, find the domain and range of this function.

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.