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Fix basic set notation hints

Auditors: eater, cbhl
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1 parent f21242d commit 09fc97a5ab1e79e12df768d64cd8d44763f0c085 @spicyj spicyj committed Mar 12, 2013
Showing with 3 additions and 3 deletions.
  1. +3 −3 exercises/{set_notation_basic.html → basic_set_notation.html}
@@ -1,7 +1,7 @@
<!DOCTYPE html>
<html data-require="math">
<head>
- <title>Basic Set Notation</title>
+ <title>Basic set notation</title>
<script src="../khan-exercise.js"></script>
</head>
<body>
@@ -65,7 +65,7 @@
<p class="question">What is the set <code>X \setminus Y</code>?</p>
<div class="hints">
<p>Remember that <code>\backslash</code> refers to the difference between sets.</p>
- <p>The difference of two sets <code>X</code> and <code>Y</code> is the collection of elements which are in <code>Y</code> but not in <code>X</code>.</p>
+ <p>The difference of two sets <code>X</code> and <code>Y</code> is the collection of elements which are in <code>X</code> but not in <code>Y</code>.</p>
<p>The members of a set must be unique, and the order doesn't matter.</p>
<p><code>X \setminus Y = \{<var>ANSWER</var>\}</code></p>
</div>
@@ -79,7 +79,7 @@
<p class="question">What is the set <code>X \cap Y</code>?</p>
<div class="hints">
<p>Remember that <code>\cap</code> refers to the intersection of sets.</p>
- <p>The difference of two sets <code>X</code> and <code>Y</code> is the collection of elements which are in <code>X</code> and also in <code>Y</code>.</p>
+ <p>The intersection of two sets <code>X</code> and <code>Y</code> is the collection of elements which are in <code>X</code> and also in <code>Y</code>.</p>
<p>The members of a set must be unique, and the order doesn't matter.</p>
<p><code>X \cap Y = \{<var>ANSWER</var>\}</code>
</div>

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