What is the domain of the function represented in the graph?
270
240
210
O {t Osts 14)
Oh Oshs 210)
O {t0sts 210)
O {h |0s hs14)
€ 180
Altitude (ft)
150
120
90
60
30
2 4
6
8 10 12 14 16 18
Time (min)

There is a line with slope 1/a going through the point (a, a²). find the equation of the line perpendicular to this line at this point. (don’t let this problem intimidate you! solve the problem as you would if i’d given you specific values. just use variables instead.)

Atotal of 766 tickets were sold for the school play. they were either adult tickets or student tickets. there were 66 more student tickets sold than adult tickets. how many adult tickets were sold?

How many square inches are in 60 square feet?