NCERT Solutions for Class 9 Maths Chapter 4 (Ex 4.4)
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1. Give the Geometric Representation of \[y=3\] as an Equation
(i) in one variable
Ans. We are given the equation \[y=3\] .
To represent it as an equation in one variable, we simply graph the point on a number line.
In one variable, \[y=3\] represents a point, which can be plotted on a number line as follows:
(Image will be Uploaded Soon)
(ii) in two variables
Ans. We are given the equation \[y=3\] .
In two variables, \[y=3\] represents a straight line passing through point \[(0,3)\] and parallel to \[x\] -axis. It is a collection of all the points of the plane, having their \[y\] coordinate as \[3\] units.
It can be represented as a line with the equation \[0.x+y=3\] and graphed as follows:
(Image will be Uploaded Soon)
2. Give the Geometric Representations of \[2x+9=0\] as an Equation
(i) in one variable
Ans. We are given the equation \[2x+9=0\] , which can be written as:
\[2x=-9\]
\[x=-\frac{9}{2}\]
To represent it as an equation in one variable, we simply graph the point on a number line.
In one variable, \[x=-\frac{9}{2}\] represents a point, which can be plotted on a number line as follows:
(Image will be Uploaded Soon)
(ii) in two variables
Ans. We are given the equation \[2x+9=0\] .
In two variables, \[2x+9=0\] represents a straight line passing through point \[(-\frac{9}{2},0)\] and parallel to \[y\] -axis. It is a collection of all the points of the plane, having their \[x\] coordinate as \[-\frac{9}{2}\] units.
It can be represented as a line with the equation \[2x+0.y+9=0\] and graphed as follows:
NCERT Solutions for Class 9 Maths Chapter 4 Linear Equations in Two Variables Exercise 4.4
Opting for the NCERT solutions for Ex 4.4 Class 9 Maths is considered as the best option for the CBSE students when it comes to exam preparation. This chapter consists of many exercises. Out of which we have provided the Exercise 4.4 Class 9 Maths NCERT solutions on this page in PDF format. You can download this solution as per your convenience or you can study it directly from our website/ app online.
Vedantu in-house subject matter experts have solved the problems/ questions from the exercise with the utmost care and by following all the guidelines by CBSE. Class 9 students who are thorough with all the concepts from the Subject Linear Equations in Two Variables textbook and quite well-versed with all the problems from the exercises given in it, then any student can easily score the highest possible marks in the final exam. With the help of this Class 9 Maths Chapter 4 Exercise 4.4 solutions, students can easily understand the pattern of questions that can be asked in the exam from this chapter and also learn the marks weightage of the chapter. So that they can prepare themselves accordingly for the final exam.
Besides these NCERT solutions for Class 9 Maths Chapter 4 Exercise 4.4, there are plenty of exercises in this chapter which contain innumerable questions as well. All these questions are solved/answered by our in-house subject experts as mentioned earlier. Hence all of these are bound to be of superior quality and anyone can refer to these during the time of exam preparation. In order to score the best possible marks in the class, it is really important to understand all the concepts of the textbooks and solve the problems from the exercises given next to it.
Do not delay any more. Download the NCERT solutions for Class 9 Maths Chapter 4 Exercise 4.4 from Vedantu website now for better exam preparation. If you have the Vedantu app in your phone, you can download the same through the app as well. The best part of these solutions is these can be accessed both online and offline as well.
FAQs on NCERT Solutions for Class 9 Maths Chapter 4: Linear Equations in Two Variables - Exercise 4.4
1. Can I download the NCERT Solutions Class 9 Maths Chapter 4 Exercise 4.4 for Free?
Definitely, you can download the NCERT Solutions Class 9 Maths Chapter 4 Exercise 4.4 for free of cost from Vedantu website and app and these are available in PDF format which makes it easy to download.
2. How many questions are there in Class 9 Maths Chapter 4 Exercise 4.4 of NCERT Textbook?
There are two questions in the Class 9 Maths Chapter 4 Exercise 4.4 of NCERT textbook. Also, you will also find the solutions to these questions in the NCERT Solutions Class 9 Maths Chapter 4 Exercise 4.4 as well. These solutions are solved by the subject matter experts in the easiest way possible. So that students can grasp all the concepts and methods very easily.
3. Why are NCERT Solutions Class 9 Maths important to All the Students of CBSE Board?
These NCERT Solutions Class 9 Maths hold sheer importance to the students of CBSE board. These notes are also prepared by the in-house experts and updated as per the latest CBSE syllabus. After doing extensive research, experts have come up with the best quality NCERT Solutions keeping in mind the students of every calibre. Hence these NCERT Solutions will be very easy for all the Class 9 students to understand and also will work wonders for the last minute revision.
4. Can this NCERT Solutions Class 9 Maths Chapter 4 help me in Revising the Syllabus?
Yes! These NCERT Solutions Class 9 Maths Chapter 4 will be very useful in terms of revising the entire syllabus of Class 9 Mathematics. Once you have completed the entire syllabus of Maths, you will be able to revise it with the help of NCERT Solutions as these consist of all the formulas and solutions to the important questions.
5. How do you solve linear equations in two variables?
Due to there being two variables in the linear equation, the meaning of a solution is a pair of values, which is, one for x and one for y which will satisfy the given equation. A linear equation in two variables has infinitely several solutions as there are different values of y for different values of x. We can put in different values of x to find different values of y. You must practise more and more questions on this topic to get a better idea and you can also refer to Vedantu’s NCERT Solutions.
These solutions are available on Vedantu's official website(vedantu.com) and mobile app free of cost.
6. What are linear equations in two variables?
Any equation in the form ax + by + c = 0, where a, b and c are real numbers, and the terms a and b are not both zero, is known as a linear equation in two variables. The x and y are variables and a, b and c are constants. A linear equation in two variables has infinitely several solutions as for every value of x there is a different value of y.
7. Is Exercise 4.4 of Chapter 4 Class 9 Maths easy?
The exercise can be a little difficult for students if not understood properly. However, NCERT Solutions at Vedantu make it easy for the students to learn the concepts easily and also retain it for a long duration. The exercise isn’t extensive and can be solved in a couple of hours and even less with right focus and concentration.
8. Where can I find questions to practice Chapter 4 of Class 9 Maths?
Class 9 Chapter 4 Maths has several exercises with numerous problems. Our in-house topic specialists solve/answer all of these queries. As a result, all of these are guaranteed to be of high quality, and anyone may use them to study for exams. It is critical to comprehend all of the topics in the textbooks and answer the questions from the exercises supplied next to them in order to achieve the highest possible grade in the class.