//chapter3 section1 group1 function_definition_notation //

 var fib_function_definition_notation_max_count = 8;

 var fib_function_definition_notation_1 =
 ' A function consists of three things:<br>'
+'   A set called the <input name="answer"><br>'
+'   A set called the range<br>'
+'   A rule which associates each element of the domain with a unique element of the range.';
 var answer_fib_function_definition_notation_1 = 'domain';


 var fib_function_definition_notation_2 =
 ' A function consists of three things:<br>'
+'   A set called the domain<br>'
+'   A set called the <input name="answer"><br>'
+'   A rule which associates each element of the domain with a unique element of the range.';
 var answer_fib_function_definition_notation_2 = 'range';

 var fib_function_definition_notation_3 =
 ' A function consists of three things:<br>'
+'   A set called the domain<br>'
+'   A set called the range<br>'
+'   A <input name="answer"> which associates each element of the domain with a unique element of the range.';
 var answer_fib_function_definition_notation_3 = 'rule';

 var fib_function_definition_notation_4 =
 ' A function consists of three things:<br>'
+'   A set called the domain<br>'
+'   A set called the range<br>'
+'   A rule which associates <input name="answer"> element of the domain with a unique element of the range.';
 var answer_fib_function_definition_notation_4 = 'each';

 var fib_function_definition_notation_5 =
 ' A function consists of three things:<br>'
+'   A set called the domain<br>'
+'   A set called the range<br>'
+'   A rule which associates each element of the domain with a <input name="answer"> element of the range.';
 var answer_fib_function_definition_notation_5 = 'unique';

 var fib_function_definition_notation_6 =
 ' A function consists of three things:<br>'
+'   A set called the domain<br>'
+'   A set called the range<br>'
+'   A rule which associates each element of the <input name="answer"> with a unique element of the range.';
 var answer_fib_function_definition_notation_6 = 'domain';

 var fib_function_definition_notation_7 =
 ' A function consists of three things:<br>'
+'   A set called the domain<br>'
+'   A set called the range<br>'
+'   A rule which associates each element of the  with a unique element of the <input name="answer">.';
 var answer_fib_function_definition_notation_7 = 'range';
 
 var fib_function_definition_notation_8 =
 ' A <input name="answer"> consists of three things:<br>'
+'   A set called the domain<br>'
+'   A set called the range<br>'
+'   A rule which associates each element of the domain with a unique element of the range.';
 var answer_fib_function_definition_notation_8 = 'function'; 




//chapter3 section2 group1 function_graph //

 var fib_function_graph_max_count = 9;

 var fib_function_graph_1 =
 ' A  <input name="answer"> of a function f is a domain element k  for which f(k) = 0.';
 var answer_fib_function_graph_1 = 'zero';

 var fib_function_graph_2 =
 ' The <input name="answer"> of a function f is the set of all points whose coordinates are (a, f(a)).';
 var answer_fib_function_graph_2 = 'graph';

 var fib_function_graph_3 =
 ' A  <input name="answer"> of a function f is a domain element k  for which f(k) = 0.';
 var answer_fib_function_graph_3 = 'zero';

 var fib_function_graph_4 =
 ' The graph of a function f is the set of all points whose coordinates <input name="answer"> the rule of the function.';
 var answer_fib_function_graph_4 = 'satisfy';

 var fib_function_graph_5 =
 ' A  zero of a function f is a domain element k  for which <input name="answer">.';
 var answer_fib_function_graph_5 = 'f(k) = 0';

 var fib_function_graph_6 =
 ' If the second coordinate of a point is the range value associated with the first coordinate by a function f, then that point <input name="answer"> on the graph of f.';
 var answer_fib_function_graph_6 = 'is';

 var fib_function_graph_7 =
 ' The coordinates of a point (a, b) are said to <input name="answer"> the rule of a function f if b = f(a).';
 var answer_fib_function_graph_7 = 'satisfy';

 var fib_function_graph_8 =
 ' A  zero of a function f is a <input name="answer">element k  for which f(k) = 0.';
 var answer_fib_function_graph_8 = 'domain';

 var fib_function_graph_9 =
 ' A  <input name="answer"> of a function f is a domain element k  for which f(k) = 0.';
 var answer_fib_function_graph_9 = 'zero';


 //chapter3 section 5 group 1 function_quadratic //

 var fib_function_quadratic_max_count = 5;

 var fib_function_quadratic_1 =
 ' A  <input name="answer"> function is a function whose rule may be written in the form f(x) = ax<sup>2</sup> bx + c.';
 var answer_fib_function_quadratic_1 = 'quadratic';
 
 var fib_function_quadratic_2 =
 ' A  graph of a quadratic function is a <input name="answer">.';
 var answer_fib_function_quadratic_2 = 'parabola';
 
 var fib_function_quadratic_3 =
 ' A  graph of a quadratic function opens <input name="answer"> if the leading coefficient is positive.';
 var answer_fib_function_quadratic_3 = 'up'; 
 
 var fib_function_quadratic_4 =
 ' A <input name="answer"> of a quadratic function is (-b/2a, f(-b/2a)).';
 var answer_fib_function_quadratic_4 = 'vertex';  
 
 var fib_function_quadratic_4 =
 ' The graph of a quadratic function opens down if the leading <input name="answer"> is negative.';
 var answer_fib_function_quadratic_4 = 'vertex'; 
 
 var fib_function_quadratic_5 =
 ' The x-intercepts of a quadratic function are the real <input name="answer"> of the function.';
 var answer_fib_function_quadratic_5 = 'zeros';  
 
 

 //chapter3 section 5 group 1 function_combining //

 var fib_function_combining_max_count = 6;

 var fib_function_combining_1 =
 ' The <input name="answer"> of two functions f and g with the same domain is the function named (f+g) whose rule may be written as (f+g)(x) = f(x) + g(x) for all x in the common domain.';
 var answer_fib_function_combining_1 = 'sum'; 
 
 var fib_function_combining_2 =
 ' The <input name="answer"> of two functions f and g with the same domain is the function named (fg) whose rule may be written as (fg)(x) = [f(x)][g(x)] for all x in the common domain.';
 var answer_fib_function_combining_2 = 'product'; 
 
var fib_function_combining_3 =
 ' The <input name="answer"> of a function f with a function g is a function named <img src="../images/function_composition_1.gif" alt="f circle g" width="36" height="18" align="absmiddle"> whose rule is <img src="../images/function_composition_2.gif" alt="f circle g rule" border="0" width="131" height="18" align="absmiddle">';
 var answer_fib_function_combining_3 = 'composition';  
 
var fib_function_combining_4 =
 'Composition of functions <input name="answer"> commutative. ';
 var answer_fib_function_combining_4 = 'is not'; 
 
 
var fib_function_combining_5 =
 'Addition of functions <input name="answer"> commutative. ';
 var answer_fib_function_combining_5 = 'is';  
 
 
var fib_function_combining_6 =
 'Subtraction of functions <input name="answer"> commutative. ';
 var answer_fib_function_combining_6 = 'is not';