NCERT Class 9 Solutions: Linear Equation in Two Variables (Chapter 4) Exercise 4.4 – Part 1

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Q-1 Give the geometric representation of as an equation

  1. In one variable

  2. In two variables

Solution:

  1. In one variable

  2. The given equation is

  3. In one variable

  4. The representation of on the number line is shown below:

x-axis and y-axis for the equation y=3. It is linear equatio …

X-Axis and Y-Axis and Line Y=3 in One Variable

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  1. In two variables

therefore

Give x-axis and y-axis for the equation y=3 it equation is i …

Give X-Axis and Y-Axis for Y=3 in 2 Variables

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It is linear equation in two variable and . This is represented by a line. All the value of are permissible because is always .However, must satisfy the relation .hence,two solutions of the given equation are s

Thus the graph AB is a line parallel to the x-axis at a distance of units above it.