If f(x) is an exponential function where f(-3)=19 and f(2)=28,then find the value of f(3.5), to the nearest hundredth.

“exterior angles of triangles. an exterior (or external) angle is the angle between one side of a triangle and the extension of an adjacent side. try this drag the orange dots on any vertex to reshape the triangle.” look to get to the answer i explained what it means and other things i hope it you .