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Given the following matrix A, find an invertible matrix U so that UA is equal to the reduced rowechelon form of A: You can resize a matrix (when appropriate) by clicking and dragging the bottomright corner of the matrix. A = 3 3
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Materials Science
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Algebra
Given the following vector X, find a nonzero square matrix A such that AX=0: You can resize a matrix (when appropriate) by clicking and dragging the bottomright corner of the matrix. X= 2 8 6 A= _ _ _ _ _ _ _ _ _ Please help, I
asked by sal on October 13, 2018 
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Find the entries of the following matrices: (a) the 2 ×2 matrix M for the reflection across the line y = x. (b) the 2 ×2 matrix N for the 90 degree counterclockwise rotation about the origin. (c) the product MN;what
asked by Eunice on April 25, 2010

math
Let f : R → R3 be deﬁned by f(x) = . Is f a linear transformation
asked by Sam on November 5, 2019 
algebra
1 Solve the set of linear equations by the matrix method : a+3b+2c=3 , 2ab3c= 8, 5a+2b+c=9. Sove for a 2 4 7 3 2 Solve the set of linear equations by Guassian elimination method : a+2b+3c=5, 3ab+2c=8, 4a6b4c=2. Find a 1 4 5
asked by Mandung on January 14, 2013 
Algebra
2. Use an augmented matrix to solve the system. x + y = 5 3x – y = –1 (1 point) (1, 4) (1, 5) (3, –1)*** (5, –1) 3. When converting a system of linear equations into an augmented matrix, what equation form is needed? (1
asked by Student on January 21, 2019 
linear algebra
Let A be the matrix below and define a transformation T:ℝ3→ℝ3 by T(U) = AU. For the vector B below, find a vector U such that T maps U to B, if possible. Otherwise state that there is no such U. A = +3+3 −6 +1+3 −8 −3
asked by sal on November 4, 2018 
Discrete Math
I am really stuck on these problems. I've worked a lot of them but I can't get these. Sometimes I think I know the answer but I can't show how I got it. 1.) Solve each matrix equation for X. 2X + 5A = B 2.) Find the following
asked by Ryan on February 25, 2010 
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
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