Use the discriminant to determine the nature of the roots of the quadratic equation

Shiny white dental insurance costs $258 per year. approximately one-third of insured people need a filling, which averages $110 each. 80% of insured people get a preventive check-up each year, and the average cost of this visit is $95. if you consider shiny white’s income and expenses, what is the expected value of each insured customer?

How to find the exponential function y=ca^x, with points (1,2) and (2,1)

East black horse $0.25 total budget is $555 it'll cost $115 for other supplies about how many flyers do you think we can buy