10) What is the error when the integral sin ( It x ) dx is approximated by the Trapezoidal rule with n = 3? a) 0.011 b) 0.032 C) 0. 109 d) 0.059 e) 0.051 11) The amount of money in a bank account is increasing at the rate of R(t) = 10000 e (0.06 ?) dollars per year, where t is measured in years. If t = 0 corresponds to the year 2005, then what is the approximate total amount of increase from 2005 to 2007. a) $18,350 b) $4,500 c) $21,250 d) $32,560 e) $16,250 12) A particle moves with acceleration a (t ) = 31 - 21 and its initial velocity is 0. For how many values of t does the particle change direction? a ) 3 b) 2 c) 1 d) 0 e ) 4