Let f(ac) - 3x2 - 5x + 7 The slope of the tangent line to the graph of f () at the point (2, 9) is The equation of the tangent line to the graph of f(x) at (2, 9) is y = ma + b for m and Hint: the slope is given by the derivative at x = 2, ie. f (2 + h) - f(2) lim h