The polynomial s^3-70s^2+1500s-10,800 models the profit a company makes on selling an item at a price s. a second item sold at the same price brings in a profit of s^3-30s^2+450s-5000. write a polynomial that expresses the total profit from the sale of both items.

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.