View of /trunk/NationalProblemLibrary/Rochester/setComplexNumbers/ur_cn_1_29.pg

    1 ## DESCRIPTION
    2 ## Calculus
    3 ## ENDDESCRIPTION
    4 
    5 ## KEYWORDS ('complex','imaginary','absolute value')
    6 ## Tagged by cmd6a 4/20/06
    7 
    8 ## DBsubject('Calculus')
    9 ## DBchapter('Complex Variables')
   10 ## DBsection('Complex Analytic Functions')
   11 ## Date('')
   12 ## Author('')
   13 ## Institution('Rochester')
   14 ## TitleText1('Complex Analysis')
   15 ## EditionText1('3')
   16 ## AuthorText1('Saff, Snyder')
   17 ## Section1('1.6')
   18 ## Problem1('')
   19 
   20 DOCUMENT();        # This should be the first executable line in the problem.
   21 
   22 loadMacros(
   23 "PG.pl",
   24 "PGbasicmacros.pl",
   25 "PGchoicemacros.pl",
   26 "PGanswermacros.pl",
   27 "PGauxiliaryFunctions.pl",
   28 "PGcomplexmacros.pl"
   29 );
   30 
   31 TEXT(beginproblem());
   32 
   33 $check = new_checkbox_multiple_choice();
   34 
   35 $check -> qa(
   36 "Which of the given sets are closed regions?",#ae
   37 "\(\vert z-1+i \vert \le 3 \)",
   38 "\(\vert z \vert \ge 2 \)"
   39 );
   40 
   41 $check -> extra(
   42 "\(0<\vert z - 2 \vert < 3\)",
   43 "\(\vert Arg\ z \vert < \frac{\pi}{4}\)",
   44 "\(-1<\ Im\ z \le 1\)",
   45 "\((Re\ z)^2>1\)"
   46 );
   47 
   48 BEGIN_TEXT
   49 \{ $check->print_q \}
   50 \{ $check->print_a \}
   51 END_TEXT
   52 
   53 ANS(checkbox_cmp( $check->correct_ans ));
   54 
   55 ENDDOCUMENT();        # This should be the last executable line in the problem.
   56