Chapter I : Linear Equations in two variables in two variables

Example 9. Determine the value of k so that the following linear equations have no solution:

Solution:-

For no solution,

Or, (k - 2) (3k + 2) = 3(k2 + 1)

Or, 3k2 - 5k - 2 = 3k2 + 3

Or, -5k = 5

Or, k = -1

 

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Subjects Maths (Part-1) by Mr. M. P. Keshari
Chapter 1 Linear Equations in Two Variables
Chapter 2 HCF and LCM
Chapter 3 Rational Expression
Chapter 4 Quadratic Equations
Chapter 5 Arithmetic Progressions
Chapter 6 Instalments
Chapter 7 Income Tax
Chapter 8 Similar Triangles