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Wed Jul 18 15:40:35 2007 UTC (5 years, 10 months ago) by jjholt
File size: 1038 byte(s)
Added Stew6e tags.


    1 ##DESCRIPTION
2 ##Calculus: Differentiation
3 ##ENDDESCRIPTION
4
5 ##KEYWORDS('calculus', 'differentiation')
6 ##Tagged by YJ
7
8 ## DBsubject('Calculus')
9 ## DBchapter('Differentiation')
10 ## DBsection('Derivatives of Polynomial and Exponential Functions')
11 ## Date('5/26/2005')
12 ## Author('Jeff Holt')
13 ## Institution('UVA')
14 ## TitleText1('Calculus: Early Transcendentals')
15 ## EditionText1('5')
16 ## AuthorText1('Stewart')
17 ## Section1('3.1')
18 ## Problem1('7')
19
20 ## TitleText2('Calculus: Early Transcendentals')
21 ## EditionText2('6')
22 ## AuthorText2('Stewart')
23 ## Section2('3.1')
24 ## Problem2('')
25
26 DOCUMENT();
27
29 "PG.pl",
30 "PGbasicmacros.pl",
31 "PGchoicemacros.pl",
33 "PGauxiliaryFunctions.pl"
34 );
35
36 TEXT(beginproblem());
37 $showpartialcorrectanswers = 1; 38 39$a = random(9, 13, 1);
40 $r = random(1,5,1); 41$b = $a -$r;
42
43 TEXT(EV2(<<EOT));
44 Find $$\displaystyle{\frac{dy}{dx}}$$ for
45 $$y = x^{\frac{a}{b}}$$.
46 $PAR 47 $$\displaystyle{\frac{dy}{dx}}$$ = \{ans_rule(30) \} 48$BR
49 EOT
50
51 $ans = "($a/$b)*(x**(($a/$b)-1))"; 52 ANS(fun_cmp($ans));
53
54 ENDDOCUMENT();