MAT186H1 Study Guide - Midterm Guide: Quotient Rule, Long Term Ecological Research Network, Product Rule
Document Summary
Solutions to mat 186h1f term test 2 of tuesday, november 3, 2009. Only aids permitted: casio 260, sharp 520, or texas instrument 30 calculator. General comments about the test: many students are still throwing away marks by using inappropriate notation or by not identifying what they are calculating, regarding question 4(b): |x| > 1 means x < 1 or x > 1. Many students just assumed x > 1 and ignored the other case. This cost you 2 marks: there is an easier way to do question 4(b): use sec 1 x = cos 1(1/x) and let. So the only choice is a = 64. Breakdown of results: 479 students wrote this test. Some statistics on grade distributions are in the table on the left, and a histogram of the marks (by decade) is on the right. 0-9% 0. 0: [8 marks] find dy dx if (a) [4 marks] y = ex3 tan x.
