(15 pts) Find y' and the two equations of the tangent line to the graph of x3 + 336).;2 + y =15 When x = 1 . (Use exact values and write the equations in slope-intercept form) (10 pts) Find f ' and the equation of the tangent line to f (x) = ex at the point Where x = 4. (Use exact values and write the equations in slope-intercept form)