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Linear Algebra
Consider the following system of linear equations: 2x1+2x2+4x3 = −12 x1+6x2−8x3 = −6 x1−2x2+9x3 = −8 Let A be the coefficient matrix and X the solution matrix to the system. Solve the system by first computing A−1 and
asked by sal on October 20, 2018 
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You are given the 2x2 matrix M= (k 3) , where k is not 2. (0 2) i)Find the eigenvalues of M, and the corresponding eigenvectos. ii)Express M in the form UDU^(1), where D is a diagonal matrix. iii)Hence find the matrix M^n.
asked by Stephan on May 11, 2018 
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Hi! I posted this question yesterday and it was answered but I forgot to add something else to the directions. Directions: Write the system of equations sequentially so that it will correspond to the final matrix. Matrix: [10 2 
asked by Yuri on March 25, 2015 
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Let A, B, and 0 be 2x2 matrices. Assuming that A is invertible, find a matrix C such that [A^10 ] [C A^1] is the inverse of the partitioned matrix [A0] [BA]
asked by James on November 16, 2006 
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I have a general question For example we have matrix M1 and mattix M2, 2x2 both I wanna do the product m2m1m1m2m2m1m1m2 Is there a shortcut like factorising? Can you give me some basic rules about these please? Thank you
asked by Stephan on March 25, 2017 
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Find the augmented matrix for each of the following systems of linear equations: (a) 3x1 − 2x2 = −1 4x1 + 5x2 = 3 7x1 + 3x2 = 2 (b) 2x1 + 2x3 =1 3x1 − x2 + 4 x3 = 7 6x1 + x2 − x3 = 0 (c) x1 + 2x2 − x4 + x5 =1 3x2 + x3
asked by Matt on October 25, 2011 
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Solve the following system of linear equations: 2x2+4x3+2x4 = −5 5x2+10x3+5x4 = −15 x1+2x2+2x3−3x4 =3 If the system has no solution, demonstrate this by giving a rowechelon form of the augmented matrix for the system.
asked by sal on October 7, 2018 
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Where can I find an example of this assignment? I know what the pluralistic and elitist perspective are but I do not know what the matrix is supposed to look like. Please help the instructor has not answered my question. Create a
asked by Mary on September 8, 2013 
math
This is a matrix question. R is the matrix (3r 1) (s 2s) 1. State, in terms of s and r the determinant of R 2. If r=1/3 and s=4 determine the inverse of R 3.State the pair of r and s not including 0, which would make the matrix R
asked by lindsay on April 1, 2013 
math
This is a matrix question. R is the matrix (3r 1) (s 2s) 1. State, in terms of s and r the determinant of R 2. If r=1/3 and s=4 determine the inverse of R 3.State the pair of r and s not including 0, which would make the matrix R
asked by lindsay on April 1, 2013