Finite Precision Arithmetic 5. Use three-digit rounding arithmetic to compute the following sums (sum in the given order): (a) 3k (b) 37-A k= k=1 Hint: use floating point representation, e.g. = 0.001371742112483 0.137 × 102 but not 0.001; answers in (a) and (b) should be slightly different. x