STAT 135 Lecture 2: Stat135_lec2

22. What does the following method return when the input array is { 1, 2, 3} ? public static int mystery (int[] array) { int i = 0; int count = 0; while (i <= array.length) { if (array[i] : 2 == 0) { count++; i++; return count; (A) There is a runtime error. (B) 3 (C) There is a compiler error. (D) O (E) 2

(10) A function is defined as follows SI - 2 + arif r <1 12? + 2ax - 3 if > 1. Find the value of a such that f(x) is continuous at r = a. Answer:

2. BRIEF SOLUTIONS (2 MARKS EACH Give the numeric value of each of the following limits if it exists; if the limit is too or -o, write too or-o respectively. In all other cases write "NO FINITE OR INFINITE LIMIT”. 1 1 (a) lim arctan (1- x 21+ ANSWER ONLY