2. A rock is thrown upward from the edge of a 135 foot cliff overlooking Lake Superior, with an initial velocity of 50 ft/s.
a) What are the independent and dependent variables for this situation?
b) Write a function that models the height of the rock.
c) State the maximum height reached by the rock and at what time it reaches this height.
d) State the time that the rock will hit Lake Superior's surface.
e) At what time(s) will the rock be 150 meters above the ground?
f) State the domain and the range for the situation.
g) Graph the function.
m

Paula makes stained-glass windows and sells them to boutique stores. if her costs total $12,000 per year plus $4 per window for the frame. how many windows must she produce to earn a profit of at least $48,000 in one year if she sells the windows for $28 each? 1. define a variable for the situation. 2. write an inequality that represents her profit. note: revenue is money coming in. cost is money going out. profit is the difference between the revenue and the cost. in other words: revenue - costs profit 3.using words, describe how many windows she must sell to have a profit of at least $48,000.