3Questions to be answered use only derivative rules do not use l hopital's rules I need in 20 minutes

2 4 f (J = (8x-3) ( 6x2 +65, tin fix) using logarithmic differentate @ it foxs : 8 in( 6x + fin (x) ) f' ( x ) = To3 decimal Places J' ( 2 ) = 3 A Plane files at a speed S80 kim/ ur at a constant height of 18 km . How rapidly is the angie of elevation to the Plane Changing when the plane is directly above Point 130. km away from the Observer ? The angle of everation is changing at - Vadi Ihr (enter a positive value , round your answer to 3 decimal places