Jackie has 50 feet of fencing that he can use to make a small rectangular pin for his llamas in his backyard he is trying to decide how long to make the pen. The quadratic f(x)=-x^2+50x gives the area of the pen, in square feet, when he makes it x feet long.

In the equations, a and b represent the price per night for a room in hotel a and hotel b, respectively, w weeks after september 1 last autumn. what was the price per night in hotel a when it was equal to the price per night in hotel b? a = 240 − 20w b = 320 − 30w

On any given day, the number of users, u, that access a certain website can be represented by the inequality 1125-4530 which of the following represents the range of users that access the website each day? u> 95 or u < 155 95> u> 155 u< 95 or > 155 95

Find the area of the unshaded square