Question 6 (2 points) Determine the equation of the tangent line at = -1 for the function f (z) = 7x4+ 6 76 + 2x. The equation of the tangent line can be written in the form y = ax +b, where a, b E I. Record the value for a in the first blank Record the value for b in the second blank Blank # 1 A Blank # 2