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Find the Value of the Discriminant in the Following Quadratic Equation : - Mathematics

Sum

Find the value of the discriminant in the following quadratic equation :

10 x - `1/x` = 3

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Solution

10 x - `1/x` = 3

10x2 - 3x - 1 = 0 

Discriminant = b2 - 4ac

= (-3)2 - 4 (10) (-1)

= 9+ 40

= 49 

  Is there an error in this question or solution?
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APPEARS IN

Frank ICSE Class 10 Mathematics Part 2
Chapter 6 Quadratic Equations
Exercise 6.2 | Q 1.4
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