Ask Question, Ask an Expert


Ask Algebra Expert


a) Given that k is a constant, find which of these equations are linear.

i) x1 – x2 + x3 = sin k,

ii) kx1 – (1/k) x2 = 9,

iii) 2k sinx1 – x2 + x32 = 0

b) Find the augmented matrix of the following system of linear equations:

2x1 + 2x3 = 1
3x1 – x2 + 4x3 = 7
6x1 + x2 – x3 = 0


a) Consider the following system of linear equations:

x + y + 2z = a
x + z = b
2x + y + 3z = c

Show that for this system to be consistent, the constants must satisfy the condition: c = a+ b

b) prepare the definition of a reduced-row-echelon form matrix. prepare which of the following matrices are in the row-echelon and which are in the reduced row echelon forms.    

751_echelon forms.jpg

problem: Solve the following system of lonear equation by Gauss-Jordan elimination method.

 x1 + x2 + 2x3 = 8
-x1 – 2x2 + 3x3 = 1
3x1 – 7x2 + 4x3 = 10

problem: Solve the following system of linear equations for λ = 1 and 2.

2x1 – x2 = λ x1
2x1 – x2 + x3 = λ x2
2x1 – 2x2 + x3 = λ x3

Algebra, Academics

  • Category:- Algebra
  • Reference No.:- M9150

Have any Question? 

Related Questions in Algebra

Questionalis coffee shop makes a blend that is a mixture of

Question: Ali''s coffee shop makes a blend that is a mixture of two types of coffee. Type A coffee costs Ali $5.55 per pound, and type B costs $4.40 per pound. This month''s blend used three times as many pounds of type ...

Assignment exponential growthyou were introduced to the

Assignment: Exponential Growth You were introduced to the concept of exponential functions that can be used to model growth and decay. In this exercise, you will use a Microsoft Excel spreadsheet to calculate the exponen ...

Exponential and logarithmic modelsvisit the usgs earthquake

"Exponential and Logarithmic Models" Visit the USGS Earthquake Hazards Program Website at Click on the Learn tap, click FAQ on the left bar menu, click Measuring Earthquakes of the FAQ Catego ...

Mozart take-home final exam essaysintruct1onspick any two

MOZART TAKE-HOME FINAL EXAM ESSAYS INTRUCT1ONS Pick any two of the following topics and submit type-written double-spaced essays that demonstrate your understanding of the intricacies of these "problems" in the study of ...

Discovering equationsconsider the equation x - 1x 2 5x -

Discovering Equations Consider the equation (x - 1)(x + 2) = 5(x - 1). First, solve this equation by dividing each side of the equation by x-1. Second, solve the equation by first "FOIL"ing the left side, then simplifyin ...

Math polynomial functionsindividual project assignment

MATH: Polynomial Functions Individual Project Assignment: Version 2A IMPORTANT: Please see Part b of Problem 3 below for special directions. This is mandatory. Note: All work must be shown and explained to receive full c ...

Q-1 answer each of the following as true or false justify

Q-1: Answer each of the following as True or False (justify your answer): a) If X 1 and X 2 are solutions of the equation AX = B (B ≠ 0), then X 1 + X 2 is also a solution. b) If A andB are 2 x 2 matrices, then the sum o ...

Outlining the performance taskgoal1 provide a statement of

Outlining the Performance Task Goal 1. Provide a statement of the task 2. Establish a goal, problem, challenge, or obstacle in the task - Your assignment is to use inequalities to model relationships between cost and pro ...

Planning for a concession standthe athletic boosters for a

Planning for a concession stand The athletic boosters for a local college raise money by selling popcorn at a concession stand. They charge customers $2.25 per box. The popcorn machine and supplies (unpopped kernels, pop ...

A farmer plans to create a rectangular garden that h will

A farmer plans to create a rectangular garden that h will enclose with chicken wire. The garden can be no more than 30 ft wide. The farmer would like to use at most 180 ft of chicken wire. 1. Write a system of linear ine ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

WalMart Identification of theory and critical discussion

Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro