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Math Help - Inequalities

  1. #1
    s3a
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    Inequalities

    Can someone remind me of the rules please? When do I switch the inequality? When don't I?

    Any input would be GREATLY appreciated!
    Thanks in advance!
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  2. #2
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    Quote Originally Posted by s3a View Post
    Can someone remind me of the rules please? When do I switch the inequality? When don't I?

    Any input would be GREATLY appreciated!
    Thanks in advance!
    Inequalities
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  3. #3
    Junior Member slovakiamaths's Avatar
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    you will switch the ineqality if
    (i) multiply by a -ve sign
    (ii) inverse the relation

    for example: (i) 5 <6 but -5>-6
    (ii) \frac{3}{2}>\frac{1}{3}
    but \frac{2}{3} <\frac{3}{1}
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