Use a calculator to approximate the length of the following curve Simplify the arc length integral as much as possible before finding an approximation r t 4 cost 12 sin t for 0 st 2 A L 32J cost dt 0 2x OB L 4 1 8 cos t dt 0 O C L 2x Sri 0 16 sin t 144 cos t dt 2x D L 32 sint cost dt 32 f s 0