Please help with these questions

x2 30. Consider the function h(x) = sin (2x) [5 marks] a) Determine the properly factored and simplified, first derivative. b) Find the equation of the tangent at P -, ). Leave your final answer in the form y = mx + b 31. Show that segment P(-2, -1, -1), Q(1, -3, 3) is parallel to the plane n: 2x - 5y - 4z + 6 = 0, and find the exact distance from PQ to n. [4 marks] OVS Final Examination MCV 4U 32. a) Determine the vector equation of the line of intersection of these 2 planes: 1 2x - y+ z=-3 [3 marks] 2 x - y - z=4