F

A pipeline is to be run from a source on the edge of a lake to a community on an island $2$ miles. offshore, as shown in the figure. Iticosts $3\mathrm{.}00$ on to lay pipe on land and $$7.$$$0$ to lay pipe in the lathe.

the total cost of the project:

A$.$ White the objective function in terms io $x$ that minimize the total cost of the project.

B$.)$ What should $x$ be $($in miles$)$ to minimize the total cost of this project?

$x=2$ miles $($round to nearest