ge for each candle in order to maximize its profit?
b. Find the domain and the range in the context of this situation.
Mixed Exercises
Complete parts a-c for each quadratic function.
a. Find the $y$-intercept, the equation of the axis of symmetry, and the $x$-coordinate
of the vertex.
b. Make a table of values that includes the vertex.
c. Use this information to graph the function.
13. $f(x) = 2\left(x - \frac{3}{2}\right)^2 - \frac{27}{2}$
14. $f(x) = -3x^2 - 9x + 2$
15. $f(x) = -4\left(x - \frac{5}{8}\right)^2 + \frac{25}{16}$
16. $f(x) = x(2x + 11)$
17. $f(x) = 0.25x^2 + 3x + 4$
18. $f(x) = -0.75x^2 + 4x + 6$
Determine whether each function has a maximum or a minimum value. Then find
and use the $x$-coordinate of the vertex to determine the maximum or minimum.
19. $f(x) = -9x^2 - 12x + 19$
21. $f(x) = -5x^2 + 14x - 6$
20. $f(x) = 7x^2 - 21x + 8$
22. $f(x) = 2x^2 - 13x - 9$
