Look at pseudocode segment below. y ← x + x + x + x + x // line a z ← y + y + y // line b if x = 6 before this segment is executed, what is the value of z after execution?

Noor brought 21 sheets of stickers. she gave 1/3 of a sheet to each of the 45 students at recess. she wants to give teachers 1 1/2 sheets each.

Asales representative from a local radio station is trying to convince the owner of a small fitness club to advertise on her station. the representative says that if the owner begins advertising on the station today, the club's total number of members will grow exponentially each month. she uses the given expression to model the number of club members, in hundreds, after advertising for t months.

Which is the focus of a parabola with equation y2=4x