MTH 31 117 (5) Find the limits: 1 - cos(xx) 45 . limr-0 sin (x) . limt-0 tan' (3t) 6) Find equations of the tangent line and the normal line of to the curve y = Vivx - 5 at the point (6, V6). (7) A paper cup has the shape of a cone with height 10 cm and radius 3 cm (at the top). If water is poured into the cup at a rate of 2 cm/s how fast is the water level rising when the water is 5 cm deep