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NCERT Class 10 Chapter 6 Pair of Linear Equations in Two Variables Official CBSE Board Sample Problems Short Answer
Question
Write the nature of the graph of the equations and .
Solution
=
So given system has no solution. Hence the graph of given equation is parallel.
Question
Write the equation of a line which is parallel to the line whose equation is
Solution
A line parallel to
(Change is required in the constant term only)
Question
For what value of k will the equations and represent intersecting lines?
Solution
Question
For what value of ‘k’ will the following system of equations have infinitely many solutions?
Solution
Question
Find the value of k, for which the system of equation and , has infinitely many solutions.
Solution
Given, the system of equations has infinitely many solutions
=