Write the equation of a parabola in vertex form, f(x) = a(x - h)2 + k, with a vertex of (-2,5) and passing
through (4,7).

Suppose the probability of selling a car today is 0.28. find the odds against selling a car today.

At a kentucky friend chicken, a survey showed 2/3 of all people preferred skinless chicken over the regular chicken. if 2,400 people responded to the survey, how many people preferred regular chicken?

Find the volume of the solid obtained by rotating the region enclosed by the curves y=1x and y=7^-x about the x-axis. (use symbolic notation and fractions where needed.) volume =