3. DETAILS TANAPMATH7 9.3.016.MI. Use the four-step process to find the slope of the tangent line to the graph of the given function at any point. (Simplify your answers completely.) Ax ) = 2x + 7x Step 1: Ax th) = Step 21 Rxth ) - F( x ) = Step 31 F(x + h ) - F(x) h Step 4: F'(x) = lim Ax+ h ) - F(x ) h-0 h