What is the slope of the line y = 3?

Describe the 2 algebraic methods you can use to find the zeros of the function f(t)=-16t^2+400.

Polynomial that can be factored as (3x-4)(3x+4)

Anew shopping mall is gaining in popularity. every day since it opened, the number of shoppers is 5% more than the number of shoppers the day before. the total number of shoppers over the first 10 days is 1258 how many shoppers were on the first day?