Question 1: Solve the following Inequation and graph the solution on a number line , where .     [2011]

Answer:

or   or 

 or   or  

Therefore

Question 2: Given that , solve the inequation and graph it on a number line: .     [2004]

Answer:

Therefore

Question 3: Given , . Find the range of the set  and represent it on a number line.      [2005]

Answer:

 or  

 or  

Question 4: Solve the given inequation and graph it on a number line: .     [2008]

Answer:

 or  

 or    or  

Hence

Question 5: Solve the given inequation and graph it on a number line: .     [2010]

Answer:

 or  

 or  

 or  

Therefore

Question 6: Solve the given inequation and graph it on a number line: .     [2012]

Answer:

 or    or     or   

 or     or    or  

Therefore

Question 7: Solve the given inequation and graph it on a number line: .     [2013]

Answer:

 or   or  

 or    or    or   

Therefore

Question 8: Find the value of which satisfies the inequation: .     [2014]

Answer:

 or   or   or 

 or   or 

Therefore

Question 9: Solve the inequation:   given that   [1987]

Answer:

Question 10: Solve the inequation:   and .    [1999]

Answer: