15. Triangle ABC has vertices as shown.
B(4,1)
C-3,04
-20
-4
What is the area of the triangle?
A. 172 square units
B. 12 square units
c. 7288 square units
D. 24 square units

Acertain company's main source of income is a mobile app. the company's annual profit (in millions of dollars) as a function of the app's price (in dollars) is modeled by p(x)=-2(x-3)(x-11)p(x)=−2(x−3)(x−11) which app prices will result in \$0$0 annual profit? enter the lower price first.