What are the x-intercepts of the graphed function? (–3, 0) and (0, 1.5) (–3, 0) and (1,0) (–1, 2) and (1, 0) (0, 1.5) and (1, 0)

The function p(x) = –2(x – 9)2 + 100 is used to determine the profit on t-shirts sold for x dollars. what would the profit from sales be if the price of the t-shirts were $15 apiece?