Exercise 4.4

Q1. Give the geometric representation of $y=3$ as an equation :

i) in one variable, ii) in two variables.

Sol. :

i) in one variable,

Geometric representation of

$y=3$ as an equation in one variable :

ii) in two variables.

Geometric representation of

$y=3$ as an equation in two variables :

Q2. Give the geometric representations of $2x+9=0$ as an equation :

i) in one variable, ii) in two variables.

Sol. :

i) in one variable

Geometric representation of

$2n+9=0$ as an equation in one variable

ii) in two variables

Geometric representation of

$2n+9=0$ as an equation in two variables

NCERT Class 9th solution of Exercise 4.1