Find the range of values of k if the equation Xsquare+(4K-2)X+(5Ksqure-4)=0 has 2 real and distinct roots of opposite signs. Thanks. How do I type X squre in the text box? Thank.
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Originally Posted by yeoky How do I type X squre in the text box? Thank. x^2 is the usual convention.
Note: The latex code for is [tex]x^2[/tex]. See here: http://www.mathhelpforum.com/math-he...-tutorial.html
The roots are real and distinct (1)
The roots are of opposite signs (2)
From (1) and (2)
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