Ask iit jee aieee pet cbse icse state board community Discussion Response Post to: range
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Abhijith (2371)

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Things will become much simpler with the substitution





and .



 
 
Also,

=>    Notice that 'x' cannot be 0 either.
 
hence,  .
 
edit: thanks to all for pointing out my carelessness.

Guide to latex: http://www.goiit.com/posts/list/community-shelf-a-guide-to-latex-48056.htm
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