Please help! I will Mark you brainiest

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

Find the constant of variation for the relation and use it to write an equation for the statement. then solve the equation.

Suppose a store sells an average of 80 cases of soda per day. assume that each case contains 24 cans of soda and that the store is open 10 hours per day. find the average number of soda that the store sells per hour.