A. 1. Find the equation of the tangent line to the curve y = x2 at x = 3. 2. Find the slope of the tangent line to the graph g(x) = 6 - x2 at (1, 5) 3. Find the equation of the tangent line to the curve f (x) = 3x2 - 12x + 1 at (2, -11)