Simplify .
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Exam code: 4024
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Algebra Toolkit
Simplify .
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Simplify.
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Simplify  .
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Complete the statement.
When  ............... , 
.
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Simplify.
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Simplify 
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Find the value of  when 
, 
 and 
.  
 ................................................. 
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Simplify.
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Complete the statement.
When , 
....................
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Find the value of  when 
.
................................................ 
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One solution of the equation  is 
.
Find the value of .  
 = .................................................... 
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Find the other solution.
 = .................................................... 
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Work out the value of .
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Work out the value of  when 
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and 
 are positive values.
Show that   always simplifies to the same value.
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Kelly is trying to work out the two values of w for which  
Her values are 1 and -1 
Are her values correct? 
You must show your working.
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