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Tutorial - Hide Text (Knowls)

( \newcommand{\kernel}{\mathrm{null}\,}\)

Introduction

Hidden Text opens up when a link word is clicked. 

Why

This feature can help students pause to think of their own answer before clicking on the link.

Where you may want hidden text

  • Solutions to odd exercises

  • Answers to some examples

  • Proofs for theorems

Add Hidden Text

  • Choose EDIT from the top black taskbar.
  • Click at the end of this list below the spot to insert your Hidden Text.
  • Select ELEMENTS.
  • Choose TEMPLATES, then
  • drop down to Template: AddHiddenText
  • INSERT TEMPLATE.
  • Replace Add texts here. Do not delete this text first.  with: This is hidden!!
  • SAVE !!
  • see how it looks

spot to insert your Hidden Text

 

Modify an Example to have a Hidden Solution

  • You will hide the Solution to Example 1 below.
  • Choose EDIT from the top black taskbar.
  • Click ABOVE THE WORD Solution IN EXAMPLE 1 BELOW.
  • Select ELEMENTS, Choose TEMPLATES, then drop down to Template: AddHiddenText, INSERT TEMPLATE.
  • Copy the text below Solution and paste it on top of Add texts here. Do not delete this text first. 
  • SAVE!!
  • If it looks good, go back to EDIT mode, rename ANSWER to SOLUTION and erase the original Solution so only your hidden Solution remains.
  • SAVE !!
  • see how it looks

 

Example 1

Let A={John,Jim,Dave} and B={Mary,Lucy}. Determine A×B and B×A.

Answer:

We find A×B={(John,Mary),(John,Lucy),(Jim,Mary),(Jim,Lucy),(Dave,Mary),(Dave,Lucy)},B×A={(Mary,John),(Mary,Jim),(Mary,Dave),(Lucy,John),(Lucy,Jim),(Lucy,Dave)}. In general, A×BB×A.

Solution

We find A×B={(John,Mary),(John,Lucy),(Jim,Mary),(Jim,Lucy),(Dave,Mary),(Dave,Lucy)},B×A={(Mary,John),(Mary,Jim),(Mary,Dave),(Lucy,John),(Lucy,Jim),(Lucy,Dave)}. In general, A×BB×A.


Tutorial - Hide Text (Knowls) is shared under a not declared license and was authored, remixed, and/or curated by LibreTexts.

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