NCERT Class 10 Chapter 5 Pair of Linear Equations in Two Variables Official CBSE Board Sample Problems Very Short Answer

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Question

Is the following system of linear equations consistent/ inconsistent? Give reason.

Solution

The pair has no solution and is thus inconsistent.

Question

Find the value of k for which the system of equations and has no solution.

Solution

Hence

Question

Find the co-ordinate where the line will intersect y-axis

Solution

The given line will intersect y-axis when

Required co-ordinate is

Question

The system and has a unique solution only when:

(a)

(b)

(c)

(d)

Solution