Linear Equations in Two Variables - Most Important Questions (Que. 1 to 10) | Class 9 Maths Ch 4
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✔️ Class: 9th
✔️ Subject: Maths
✔️ Chapter: Linear Equations in Two Variables (Chapter 4)
✔️ Topic Name: Most Important Questions (Que. 1 to 10)
✔️ Topics Covered In this video (By Kishore sir): In this captivating video, Sir guides you through the fascinating realm of Class 9 Maths, focusing on 'Most Important Questions' of Chapter 4, "Linear Equations in Two Variables". Dive deep into the world of Maths as we explore key concepts essential for success in your studies. Join us as we simplify complex topics and make learning fun and engaging for all Class 9 students.
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00:00 Introduction: Linear Equations in Two Variables - Most Important Questions (Que. 1 to 10)
01:24 Let’s Solve the Following Questions: Que. 1 If the point (3, 4) lies on the graph of 3y = ax + 7, then find the value of a.
11:10 Que. 2 How many solution(s) of the equation 2x + 1 = x – 3 are there on the:
19:20 Que. 3 Find the solution of the linear equation x + 2y = 8 which represents a point on:
24:50 Que. 4 For what value of c, the linear equation 2x + cy = 8 has equal values of x and y for its solution.
27:29 Que. 5 Let y varies directly as x. If y = 12 when x = 4, then write a linear equation. What is the value of y when x = 5?
35:56 Que. 6 Draw the graph of the linear equation 2x + 3y = 12. At what points, the graph of the equation cuts the x-axis and the y-axis?
41:36 Que. 7 Show that the points A(1, 2), B(–1, –16) and C(0, –7) lie on the graph of the linear equation y = 9x – 7.
52:43 Que. 9 The Auto Rickshaw fare in a city is charged Rs 10 for the first kilometer and Rs 4 per kilometer for subsequent distance covered. Write the linear equation to express the above statement. Draw the graph of the linear equation.
01:02:49 Que. 10 The work done by a body on application of a constant force is the product of the constant force and the distance travelled by the body in the direction of force.
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