Find the area of a circle with diameter 18 ft Use the value 3.14 for pi, and do not round your answer. Be sure to include the correct unit in your answer.

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.