EBK PRECALCULUS
EBK PRECALCULUS
6th Edition
ISBN: 8220103679510
Author: Blitzer
Publisher: PEARSON
bartleby

Videos

Textbook Question
Book Icon
Chapter 8.1, Problem 6CVC

Fill in each blank so that the resulting statement is true.

True or false: Back-substitution is required to solve linear systems using Gauss-Jordan elimination_______

Blurred answer
Students have asked these similar questions
An airplane flies due west at an airspeed of 428 mph. The wind blows in the direction of 41° south of west at 50 mph. What is the ground speed of the airplane? What is the bearing of the airplane? 428 mph 41° 50 mph a. The ground speed of the airplane is b. The bearing of the airplane is mph. south of west.
Rylee's car is stuck in the mud. Roman and Shanice come along in a truck to help pull her out. They attach one end of a tow strap to the front of the car and the other end to the truck's trailer hitch, and the truck starts to pull. Meanwhile, Roman and Shanice get behind the car and push. The truck generates a horizontal force of 377 lb on the car. Roman and Shanice are pushing at a slight upward angle and generate a force of 119 lb on the car. These forces can be represented by vectors, as shown in the figure below. The angle between these vectors is 20.2°. Find the resultant force (the vector sum), then give its magnitude and its direction angle from the positive x-axis. 119 lb 20.2° 377 lb a. The resultant force is (Tip: omit degree notations from your answers; e.g. enter cos(45) instead of cos(45°)) b. It's magnitude is lb. c. It's angle from the positive x-axis is
Find a plane containing the point (3, -3, 1) and the line of intersection of the planes 2x + 3y - 3z = 14 and -3x - y + z = −21. The equation of the plane is:

Chapter 8 Solutions

EBK PRECALCULUS

Ch. 8.1 - Fill in each blank so that the resulting statement...Ch. 8.1 - Prob. 1PECh. 8.1 - Prob. 2PECh. 8.1 - Prob. 3PECh. 8.1 - Prob. 4PECh. 8.1 - Prob. 5PECh. 8.1 - Prob. 6PECh. 8.1 - Prob. 7PECh. 8.1 - Prob. 8PECh. 8.1 - Prob. 9PECh. 8.1 - Prob. 10PECh. 8.1 - Prob. 11PECh. 8.1 - Prob. 12PECh. 8.1 - Prob. 13PECh. 8.1 - Prob. 14PECh. 8.1 - Prob. 15PECh. 8.1 - Prob. 16PECh. 8.1 - Prob. 17PECh. 8.1 - Prob. 18PECh. 8.1 - Prob. 19PECh. 8.1 - Prob. 20PECh. 8.1 - Prob. 21PECh. 8.1 - Prob. 22PECh. 8.1 - Prob. 23PECh. 8.1 - Prob. 24PECh. 8.1 - Prob. 25PECh. 8.1 - Prob. 26PECh. 8.1 - Prob. 27PECh. 8.1 - Prob. 28PECh. 8.1 - Prob. 29PECh. 8.1 - Prob. 30PECh. 8.1 - Prob. 31PECh. 8.1 - Prob. 32PECh. 8.1 - Prob. 33PECh. 8.1 - Prob. 34PECh. 8.1 - Prob. 35PECh. 8.1 - In Exercises 21-38, solve each system of equations...Ch. 8.1 - Prob. 37PECh. 8.1 - In Exercises 21-38. solve each system of equations...Ch. 8.1 - Prob. 39PECh. 8.1 - Prob. 40PECh. 8.1 - Prob. 41PECh. 8.1 - Prob. 42PECh. 8.1 - Prob. 43PECh. 8.1 - Prob. 44PECh. 8.1 - Prob. 45PECh. 8.1 - Prob. 46PECh. 8.1 - Prob. 47PECh. 8.1 - Write a system of linear equations in three or...Ch. 8.1 - Prob. 49PECh. 8.1 - Prob. 50PECh. 8.1 - Prob. 51PECh. 8.1 - Prob. 52PECh. 8.1 - Prob. 53PECh. 8.1 - Describe how to use row operations and matrices to...Ch. 8.1 - What is the difference between Gaussian...Ch. 8.1 - Prob. 56PECh. 8.1 - Prob. 57PECh. 8.1 - Prob. 58PECh. 8.1 - Make Sense? In Exercises 59-62, determine whether...Ch. 8.1 - Prob. 60PECh. 8.1 - Prob. 61PECh. 8.1 - Prob. 62PECh. 8.1 - Prob. 63PECh. 8.1 - Prob. 64PECh. 8.1 - Prob. 65PECh. 8.1 - Prob. 66PECh. 8.1 - Prob. 67PECh. 8.1 - Prob. 68PECh. 8.1 - Prob. 69PECh. 8.1 - Prob. 70PECh. 8.1 - Prob. 71PECh. 8.1 - Prob. 72PECh. 8.1 - Prob. 73PECh. 8.1 - Prob. 74PECh. 8.2 - Check Point 1 Use Gaussian elimination to solve...Ch. 8.2 - Check Point 2 Use Gaussian elimination to solve...Ch. 8.2 - Prob. 3CPCh. 8.2 - Check Point 4 Figure 8.5 shows a system of four...Ch. 8.2 - Prob. 1CVCCh. 8.2 - Prob. 2CVCCh. 8.2 - Prob. 3CVCCh. 8.2 - Prob. 4CVCCh. 8.2 - Prob. 5CVCCh. 8.2 - Prob. 1PECh. 8.2 - Prob. 2PECh. 8.2 - Prob. 3PECh. 8.2 - Prob. 4PECh. 8.2 - Prob. 5PECh. 8.2 - Prob. 6PECh. 8.2 - Prob. 7PECh. 8.2 - Prob. 8PECh. 8.2 - Prob. 9PECh. 8.2 - Prob. 10PECh. 8.2 - Prob. 11PECh. 8.2 - In Exercises 1-24, use Gaussian elimination to...Ch. 8.2 - Prob. 13PECh. 8.2 - Prob. 14PECh. 8.2 - Prob. 15PECh. 8.2 - Prob. 16PECh. 8.2 - Prob. 17PECh. 8.2 - Prob. 18PECh. 8.2 - Prob. 19PECh. 8.2 - Prob. 20PECh. 8.2 - Prob. 21PECh. 8.2 - Prob. 22PECh. 8.2 - Prob. 23PECh. 8.2 - Prob. 24PECh. 8.2 - Prob. 25PECh. 8.2 - Prob. 26PECh. 8.2 - Prob. 27PECh. 8.2 - Prob. 28PECh. 8.2 - Prob. 29PECh. 8.2 - Prob. 30PECh. 8.2 - Prob. 31PECh. 8.2 - Prob. 32PECh. 8.2 - 33. The figure shows the intersections of four...Ch. 8.2 - Prob. 34PECh. 8.2 - Prob. 35PECh. 8.2 - Prob. 36PECh. 8.2 - Prob. 37PECh. 8.2 - Describe what happens when Gaussian elimination is...Ch. 8.2 - Prob. 39PECh. 8.2 - Prob. 40PECh. 8.2 - Prob. 41PECh. 8.2 - Prob. 42PECh. 8.2 - Prob. 43PECh. 8.2 - Prob. 44PECh. 8.2 - Prob. 45PECh. 8.2 - Before beginning this exercise, the group needs to...Ch. 8.2 - Prob. 47PECh. 8.2 - Prob. 48PECh. 8.2 - Prob. 49PECh. 8.2 - Prob. 50PECh. 8.2 - Prob. 51PECh. 8.2 - Prob. 52PECh. 8.2 - Prob. 53PECh. 8.3 - Check Point 1 Let ...Ch. 8.3 - Prob. 2CPCh. 8.3 - Prob. 3CPCh. 8.3 - Prob. 4CPCh. 8.3 - Prob. 5CPCh. 8.3 - Prob. 6CPCh. 8.3 - Prob. 7CPCh. 8.3 - Check Point 8 Change the contrast of the letter L...Ch. 8.3 - Prob. 9CPCh. 8.3 - Prob. 1CVCCh. 8.3 - Prob. 2CVCCh. 8.3 - Prob. 3CVCCh. 8.3 - Prob. 4CVCCh. 8.3 - Prob. 5CVCCh. 8.3 - Prob. 6CVCCh. 8.3 - Prob. 7CVCCh. 8.3 - Prob. 8CVCCh. 8.3 - Prob. 9CVCCh. 8.3 - Prob. 10CVCCh. 8.3 - Prob. 1PECh. 8.3 - Prob. 2PECh. 8.3 - Prob. 3PECh. 8.3 - Prob. 4PECh. 8.3 - Prob. 5PECh. 8.3 - Prob. 6PECh. 8.3 - Prob. 7PECh. 8.3 - Prob. 8PECh. 8.3 - Prob. 9PECh. 8.3 - Prob. 10PECh. 8.3 - Prob. 11PECh. 8.3 - Prob. 12PECh. 8.3 - Prob. 13PECh. 8.3 - Prob. 14PECh. 8.3 - Prob. 15PECh. 8.3 - Prob. 16PECh. 8.3 - Prob. 17PECh. 8.3 - Prob. 18PECh. 8.3 - Prob. 19PECh. 8.3 - Prob. 20PECh. 8.3 - Prob. 21PECh. 8.3 - Prob. 22PECh. 8.3 - Prob. 23PECh. 8.3 - Prob. 24PECh. 8.3 - Prob. 25PECh. 8.3 - Prob. 26PECh. 8.3 - Prob. 27PECh. 8.3 - Prob. 28PECh. 8.3 - Prob. 29PECh. 8.3 - Prob. 30PECh. 8.3 - Prob. 31PECh. 8.3 - Prob. 32PECh. 8.3 - Prob. 33PECh. 8.3 - Prob. 34PECh. 8.3 - Prob. 35PECh. 8.3 - Prob. 36PECh. 8.3 - Prob. 37PECh. 8.3 - Prob. 38PECh. 8.3 - Prob. 39PECh. 8.3 - Prob. 40PECh. 8.3 - Prob. 41PECh. 8.3 - Prob. 42PECh. 8.3 - Prob. 43PECh. 8.3 - Prob. 44PECh. 8.3 - Prob. 45PECh. 8.3 - Prob. 46PECh. 8.3 - Prob. 47PECh. 8.3 - Prob. 48PECh. 8.3 - Prob. 49PECh. 8.3 - Prob. 50PECh. 8.3 - Prob. 51PECh. 8.3 - Prob. 52PECh. 8.3 - Prob. 53PECh. 8.3 - Prob. 54PECh. 8.3 - Prob. 55PECh. 8.3 - Prob. 56PECh. 8.3 - Prob. 57PECh. 8.3 - Prob. 58PECh. 8.3 - Prob. 59PECh. 8.3 - Prob. 60PECh. 8.3 - Prob. 61PECh. 8.3 - The table gives an estimate of basic caloric needs...Ch. 8.3 - 63. Tire final grade in a particular course is...Ch. 8.3 - 64. Ina certain county, the proportion of voters...Ch. 8.3 - 65. What is ment by the order or a matrix? Give an...Ch. 8.3 - Prob. 66PECh. 8.3 - Prob. 67PECh. 8.3 - Prob. 68PECh. 8.3 - Prob. 69PECh. 8.3 - Prob. 70PECh. 8.3 - Prob. 71PECh. 8.3 - Prob. 72PECh. 8.3 - Prob. 73PECh. 8.3 - Prob. 74PECh. 8.3 - Prob. 75PECh. 8.3 - Prob. 76PECh. 8.3 - Prob. 77PECh. 8.3 - Prob. 78PECh. 8.3 - Prob. 79PECh. 8.3 - Prob. 80PECh. 8.3 - Prob. 81PECh. 8.3 - Prob. 82PECh. 8.3 - Prob. 83PECh. 8.3 - Prob. 84PECh. 8.3 - Prob. 85PECh. 8.3 - Prob. 86PECh. 8.3 - Prob. 87PECh. 8.3 - Prob. 88PECh. 8.3 - Prob. 89PECh. 8.3 - Prob. 90PECh. 8.3 - Prob. 91PECh. 8.3 - Prob. 1MCCPCh. 8.3 - Prob. 2MCCPCh. 8.3 - Prob. 3MCCPCh. 8.3 - Prob. 4MCCPCh. 8.3 - Prob. 5MCCPCh. 8.3 - Prob. 6MCCPCh. 8.3 - Prob. 7MCCPCh. 8.3 - Prob. 8MCCPCh. 8.3 - Prob. 9MCCPCh. 8.3 - Prob. 10MCCPCh. 8.4 - Check Point 1 Show that B is the multiplicative...Ch. 8.4 - Prob. 2CPCh. 8.4 - Check Point 3 Find the multiplicative inverse of...Ch. 8.4 - Prob. 4CPCh. 8.4 - Prob. 5CPCh. 8.4 - Prob. 6CPCh. 8.4 - Prob. 7CPCh. 8.4 - Prob. 1CVCCh. 8.4 - Prob. 2CVCCh. 8.4 - Prob. 3CVCCh. 8.4 - Prob. 4CVCCh. 8.4 - Prob. 5CVCCh. 8.4 - Prob. 6CVCCh. 8.4 - Prob. 7CVCCh. 8.4 - Prob. 8CVCCh. 8.4 - Prob. 9CVCCh. 8.4 - In Exercises 1-12, find the products AB and BA to...Ch. 8.4 - Prob. 2PECh. 8.4 - Prob. 3PECh. 8.4 - Prob. 4PECh. 8.4 - Prob. 5PECh. 8.4 - Prob. 6PECh. 8.4 - Prob. 7PECh. 8.4 - Prob. 8PECh. 8.4 - Prob. 9PECh. 8.4 - Prob. 10PECh. 8.4 - Prob. 11PECh. 8.4 - Prob. 12PECh. 8.4 - Prob. 13PECh. 8.4 - Prob. 14PECh. 8.4 - Prob. 15PECh. 8.4 - Prob. 16PECh. 8.4 - Prob. 17PECh. 8.4 - Prob. 18PECh. 8.4 - Prob. 19PECh. 8.4 - Prob. 20PECh. 8.4 - Prob. 21PECh. 8.4 - Prob. 22PECh. 8.4 - Prob. 23PECh. 8.4 - Prob. 24PECh. 8.4 - Prob. 25PECh. 8.4 - Prob. 26PECh. 8.4 - Prob. 27PECh. 8.4 - Prob. 28PECh. 8.4 - Prob. 29PECh. 8.4 - Prob. 30PECh. 8.4 - Prob. 31PECh. 8.4 - Prob. 32PECh. 8.4 - Prob. 33PECh. 8.4 - Prob. 34PECh. 8.4 - Prob. 35PECh. 8.4 - Prob. 36PECh. 8.4 - Prob. 37PECh. 8.4 - Prob. 38PECh. 8.4 - Prob. 39PECh. 8.4 - Prob. 40PECh. 8.4 - Prob. 41PECh. 8.4 - Prob. 42PECh. 8.4 - Prob. 43PECh. 8.4 - Prob. 44PECh. 8.4 - Prob. 45PECh. 8.4 - Prob. 46PECh. 8.4 - Prob. 47PECh. 8.4 - Prob. 48PECh. 8.4 - Prob. 49PECh. 8.4 - Prob. 50PECh. 8.4 - In Exercises 51-52, use the coding matrix A=[4131]...Ch. 8.4 - Prob. 52PECh. 8.4 - Prob. 53PECh. 8.4 - Prob. 54PECh. 8.4 - Prob. 55PECh. 8.4 - Prob. 56PECh. 8.4 - Prob. 57PECh. 8.4 - Prob. 58PECh. 8.4 - Prob. 59PECh. 8.4 - Prob. 60PECh. 8.4 - Prob. 61PECh. 8.4 - Prob. 62PECh. 8.4 - Prob. 63PECh. 8.4 - Prob. 64PECh. 8.4 - Prob. 65PECh. 8.4 - Prob. 66PECh. 8.4 - Prob. 67PECh. 8.4 - Prob. 68PECh. 8.4 - Prob. 69PECh. 8.4 - Prob. 70PECh. 8.4 - Prob. 71PECh. 8.4 - In Exercises 71-76, write each system in the form...Ch. 8.4 - Prob. 73PECh. 8.4 - Prob. 74PECh. 8.4 - Prob. 75PECh. 8.4 - Prob. 76PECh. 8.4 - Prob. 77PECh. 8.4 - Prob. 78PECh. 8.4 - Prob. 79PECh. 8.4 - Prob. 80PECh. 8.4 - Prob. 81PECh. 8.4 - I made an encoding error by selecting the wrong...Ch. 8.4 - Prob. 83PECh. 8.4 - Prob. 84PECh. 8.4 - Prob. 85PECh. 8.4 - Prob. 86PECh. 8.4 - Prob. 87PECh. 8.4 - Prob. 88PECh. 8.4 - 89. Give an example of a matrix that is its own...Ch. 8.4 - Prob. 90PECh. 8.4 - Prob. 91PECh. 8.4 - Prob. 92PECh. 8.4 - Prob. 93PECh. 8.4 - Prob. 94PECh. 8.4 - Prob. 95PECh. 8.4 - Prob. 96PECh. 8.4 - Prob. 97PECh. 8.4 - Prob. 98PECh. 8.4 - Prob. 99PECh. 8.5 - Prob. 1CPCh. 8.5 - Prob. 2CPCh. 8.5 - Prob. 3CPCh. 8.5 - Prob. 4CPCh. 8.5 - Prob. 5CPCh. 8.5 - Prob. 6CPCh. 8.5 - Prob. 1CVCCh. 8.5 - Prob. 2CVCCh. 8.5 - Prob. 3CVCCh. 8.5 - Prob. 4CVCCh. 8.5 - Prob. 5CVCCh. 8.5 - Prob. 1PECh. 8.5 - Prob. 2PECh. 8.5 - Prob. 3PECh. 8.5 - Prob. 4PECh. 8.5 - Prob. 5PECh. 8.5 - Prob. 6PECh. 8.5 - Prob. 7PECh. 8.5 - Prob. 8PECh. 8.5 - Prob. 9PECh. 8.5 - Prob. 10PECh. 8.5 - Prob. 11PECh. 8.5 - Prob. 12PECh. 8.5 - Prob. 13PECh. 8.5 - Prob. 14PECh. 8.5 - Prob. 15PECh. 8.5 - Prob. 16PECh. 8.5 - Prob. 17PECh. 8.5 - Prob. 18PECh. 8.5 - Prob. 19PECh. 8.5 - Prob. 20PECh. 8.5 - Prob. 21PECh. 8.5 - Prob. 22PECh. 8.5 - Prob. 23PECh. 8.5 - Prob. 24PECh. 8.5 - Prob. 25PECh. 8.5 - Prob. 26PECh. 8.5 - Prob. 27PECh. 8.5 - Prob. 28PECh. 8.5 - Prob. 29PECh. 8.5 - Prob. 30PECh. 8.5 - Prob. 31PECh. 8.5 - Prob. 32PECh. 8.5 - In Exercises 29-36, use Cramer's Rule to solve...Ch. 8.5 - Prob. 34PECh. 8.5 - Prob. 35PECh. 8.5 - Prob. 36PECh. 8.5 - Prob. 37PECh. 8.5 - Prob. 38PECh. 8.5 - Prob. 39PECh. 8.5 - Prob. 40PECh. 8.5 - Prob. 41PECh. 8.5 - Prob. 42PECh. 8.5 - Prob. 43PECh. 8.5 - Prob. 44PECh. 8.5 - Prob. 45PECh. 8.5 - Prob. 46PECh. 8.5 - Prob. 47PECh. 8.5 - Prob. 48PECh. 8.5 - Prob. 49PECh. 8.5 - Prob. 50PECh. 8.5 - Prob. 51PECh. 8.5 - then the points ,and are collinear. If the...Ch. 8.5 - Prob. 53PECh. 8.5 - Prob. 54PECh. 8.5 - Prob. 55PECh. 8.5 - Prob. 56PECh. 8.5 - Prob. 57PECh. 8.5 - Prob. 58PECh. 8.5 - Prob. 59PECh. 8.5 - Prob. 60PECh. 8.5 - Prob. 61PECh. 8.5 - 62. If you could use only one method to solve...Ch. 8.5 - Use the feature of your graphing utility that...Ch. 8.5 - Prob. 64PECh. 8.5 - Prob. 65PECh. 8.5 - Prob. 66PECh. 8.5 - Prob. 67PECh. 8.5 - Prob. 68PECh. 8.5 - Prob. 69PECh. 8.5 - Prob. 70PECh. 8.5 - Prob. 71PECh. 8.5 - Prob. 72PECh. 8.5 - Prob. 73PECh. 8.5 - Prob. 74PECh. 8.5 - 75. Show that the equation of a line through and ...Ch. 8.5 - Prob. 76PECh. 8.5 - Prob. 77PECh. 8.5 - Prob. 78PECh. 8.5 - Prob. 79PECh. 8.5 - Prob. 80PECh. 8.5 - Prob. 81PECh. 8.5 - Prob. 82PECh. 8.5 - Prob. 83PECh. 8 - Prob. 1RECh. 8 - Prob. 2RECh. 8 - Prob. 3RECh. 8 - Prob. 4RECh. 8 - Prob. 5RECh. 8 - Prob. 6RECh. 8 - Prob. 7RECh. 8 - Prob. 8RECh. 8 - Prob. 9RECh. 8 - Prob. 10RECh. 8 - Prob. 11RECh. 8 - Prob. 12RECh. 8 - Prob. 13RECh. 8 - Prob. 14RECh. 8 - Prob. 15RECh. 8 - Prob. 16RECh. 8 - Prob. 17RECh. 8 - Prob. 18RECh. 8 - Prob. 19RECh. 8 - Prob. 20RECh. 8 - Prob. 21RECh. 8 - Prob. 22RECh. 8 - Prob. 23RECh. 8 - Prob. 24RECh. 8 - Prob. 25RECh. 8 - Prob. 26RECh. 8 - Prob. 27RECh. 8 - Prob. 28RECh. 8 - Prob. 29RECh. 8 - Prob. 30RECh. 8 - Prob. 31RECh. 8 - Prob. 32RECh. 8 - Prob. 33RECh. 8 - Prob. 34RECh. 8 - Prob. 35RECh. 8 - Prob. 36RECh. 8 - Prob. 37RECh. 8 - Prob. 38RECh. 8 - Prob. 39RECh. 8 - Prob. 40RECh. 8 - Prob. 41RECh. 8 - Prob. 42RECh. 8 - Prob. 43RECh. 8 - Prob. 44RECh. 8 - Prob. 45RECh. 8 - Prob. 46RECh. 8 - Prob. 47RECh. 8 - Prob. 48RECh. 8 - Prob. 49RECh. 8 - Prob. 50RECh. 8 - Prob. 51RECh. 8 - Prob. 52RECh. 8 - Prob. 53RECh. 8 - Prob. 54RECh. 8 - Prob. 55RECh. 8 - Prob. 56RECh. 8 - Prob. 1TCh. 8 - Prob. 2TCh. 8 - Prob. 3TCh. 8 - Prob. 4TCh. 8 - Prob. 5TCh. 8 - Prob. 6TCh. 8 - Prob. 7TCh. 8 - Prob. 8TCh. 8 - Prob. 9TCh. 8 - Prob. 10TCh. 8 - Prob. 1CRECh. 8 - Prob. 2CRECh. 8 - Prob. 3CRECh. 8 - Prob. 4CRECh. 8 - Solve each equation or inequality in Exercises...Ch. 8 - Prob. 6CRECh. 8 - Prob. 7CRECh. 8 - Prob. 8CRECh. 8 - Prob. 9CRECh. 8 - Prob. 10CRECh. 8 - Prob. 11CRECh. 8 - Prob. 12CRECh. 8 - Prob. 13CRECh. 8 - Prob. 14CRECh. 8 - Prob. 15CRECh. 8 - Prob. 16CRECh. 8 - Prob. 17CRECh. 8 - Prob. 18CRECh. 8 - Prob. 19CRECh. 8 - Prob. 20CRECh. 8 - Prob. 21CRECh. 8 - Prob. 22CRECh. 8 - Prob. 23CRECh. 8 - Prob. 24CRECh. 8 - Prob. 25CRE
Knowledge Booster
Background pattern image
Calculus
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, calculus and related others by exploring similar questions and additional content below.
Similar questions
SEE MORE QUESTIONS
Recommended textbooks for you
Text book image
Algebra & Trigonometry with Analytic Geometry
Algebra
ISBN:9781133382119
Author:Swokowski
Publisher:Cengage
Text book image
Elementary Linear Algebra (MindTap Course List)
Algebra
ISBN:9781305658004
Author:Ron Larson
Publisher:Cengage Learning
Text book image
College Algebra
Algebra
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:Cengage Learning
UG/ linear equation in linear algebra; Author: The Gate Academy;https://www.youtube.com/watch?v=aN5ezoOXX5A;License: Standard YouTube License, CC-BY
System of Linear Equations-I; Author: IIT Roorkee July 2018;https://www.youtube.com/watch?v=HOXWRNuH3BE;License: Standard YouTube License, CC-BY