.Question 4 Score on last try: 0 of 4 pts. See Details for more. > Next question You can retry this question below Find the unit tangent vector to the curve defined by "(t) = (4 cos(t), 4 sin(t), 2 sin2(t) ) at t = 7 I(3) - ( 2, 2V3 , 2 ) X Use the unit tangent vector to write the parametric equations of a tangent line to the curve at t = x (t) = y (t) = z ( t) = Submit Question MacBook Pro esc C G Search or type URL @ % # N 4 5 Q W m R