The number of states that entered the union in 1889

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left

Astore has clearance items that have been marked down by 60%. they are having a sale, advertising an additional 55% off clearance items. what percent of the original price do you end up paying?

Find the domain and range of the following function f(x) = 51x - 21+ 4