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Matrix Operations
Page 2
Questions (175)
Consider the following Matrix:
A= [-2 0 1 -1 -2 1 1 -1 0 ] Choose the correct description of A. Find A−1 if it exists. Multiple
1 answer
asked by
Moses
741 views
find the minors and cofactors of the matrix
[ -3 2 -8] 3 -2 6 -1 3 -6
1 answer
asked by
lottie
318 views
True/False question
Suppose that A is a 2 x 3 matrix such that A[1, 1, 1]^t = [2, 3]^t = A[2, 3, 4]^t. Then [1, 2, 3]^t belongs
2 answers
asked by
Anon
535 views
How would I go about solving the following problem? There were different questions with matrices in them, but this one was
1 answer
asked by
Michaela
479 views
write a c programs to find the trace of a given matrix.
1 answer
asked by
nakul
265 views
Problems solving with Matrices
[-3 1] * [ 4 7 0] 2 5 -3 -5 1 I'm stuck with this matrices. Please help me~~
1 answer
asked by
Helen
435 views
Pivot the matrix about the element 4
1 3 5 5 4 2
1 answer
asked by
Amanda
338 views
Given B =
0 1 0 0 0 1 1 0 0 , show that B^3 = I
1 answer
asked by
Neil
271 views
Find the inverse of each of the following matrices, if possible
[i 3 1+i -i]
5 answers
asked by
Anonymous
753 views
Find the inverse of the matrix, if possible.
A = { 0 -6 } {-2 -5} A. 0 -1/2 -1/6 5/12 B. -1/6 0 5/12 - 1/2 C. 5/12 - 1/2 -1/6 0
6 answers
asked by
Ciara
354 views
As in the previous problem, we consider the matrix
H = I_ n - \frac{1}{n} \mathbf{1} \mathbf{1}^ T and for simplicity let n = 3.
3 answers
asked anonymously
45 views
Hi! I need help with this question. Thanks!
Directions: To solve these problems, you need to find the inverses of these 2x2
1 answer
asked by
Katy
384 views
I just want to make sure my reasoning is correct.
Let A be a 7X3 matrix whose rank is 3 a)are the rows of A linearly dependent or
1 answer
asked by
kirsten
886 views
Find the inverse of A = [−5 2 2; −3 1 1; −9 3 4]
4 answers
asked by
hannah
682 views
How do I determine the dimensions of the following matrix product?
A 2x3 * B 3x5 ??
2 answers
asked by
Kylie
911 views
Given A=( 3 2 5) ( 2 -1 8)
(4 7 -3 )and c=(5 0 3), find B if A+B=C
9 answers
asked by
Cayce
357 views
1. Find 5A-3B.
A=[6 -5 8], B=[7 5 -6] [5 -4 3] [4 3 -4] 2. Solve the matrix equation. [3 -1] - x=[-2 3] [2 5] [1 -6] 3. Given
3 answers
asked by
Kirston
558 views
Assign each letter and a blank space to a number as shown by the alphabet table.
0=_ 1=A 2=B 3=C 4=D 5=E 6=F 7=G 8=H 9=I 10=J
6 answers
asked by
Cassie
731 views
If CI=C, find I
C= 2 3 0 1 1 0
3 answers
asked by
Sarah
276 views
Given the following matrices:
Compute (i) AB (ii) A+2B (iii) AC (iv) 5C (v) B-C Note:Give proper reason where computation is not
1 answer
asked by
Syed Muhmmad ibadulah
282 views
A= [2 3 0]
[4 1 6] 1. what is the additive inverse of A? 2. find 3A.
3 answers
asked by
Sarah
404 views
I try to make a Quantum Fourier Transformation with N=6:
w=e^(2*pi*7/6) so we have 6-th roots: 1,w,w^2,-1,-w,-w^2 My matrix is
3 answers
asked by
Anonymous
514 views
Two student clubs were selling t-shirts and school notebooks to raise money for an upcoming school event. In the first few
3 answers
asked anonymously
49 views
1 -1 -1 1 2
0 1 -3 -7 0 3 0 -2 2 10 6 2 4 5 9 -3Row1 + Row3 -6Row1 + Row4 How do I work this using a calculator I get so confused
1 answer
asked by
Julie
298 views
how do u solve for x and y of
x+2y=7 2x+y=8 using matrix without using a calculator
1 answer
asked by
pink
283 views
Solve the Matrix
12 -3 8 01 2 4 00 1 2
3 answers
asked by
Anonymous
315 views
Let matrix p= [6 -4]
1 0 If where a and b are real numbers, I is a identity matrix and 0 is a null matrix, find a and b.
1 answer
asked by
siti
400 views
Problem Statement :-
An ant is standing at the left most corner in a room(matrix of order m*n). It has a sack of sugar
1 answer
asked by
Anonymous
467 views
What is the element a_23 in matrix A
8 -4 -3 A=3 -9 -5 -8 8 8 -5 3 -4 8
3 answers
asked anonymously
21 views
The table shows the market prices per pound that a trucker can get for his load of fruit in three cities: San Francisco, Las
2 answers
asked by
voytek
929 views
1)If A is an invertible matrix and k is a positive integer, then
(A^k)^-1 = (A^-1)^k note: ^ stand for power, -1 stand for
0 answers
asked by
soasi piutau
892 views
find the inverse of the following matrices if they exist.
[1 -2 3] [3 1 0] [-2 1 1] the following represent a 3 x 3 matrices
1 answer
asked by
ZUkii
528 views
find the product
[-5 -2 -8 -5] [-5 7 -9 -5]
3 answers
asked anonymously
21 views
[[1,1,-4],[5,6,0]]*[[9],[1],[-7]]
determine whether the product is defined or undefined. if defined give the dimensions of the
3 answers
asked anonymously
36 views
Pivot the system about the element in row 2, column 1.
[3 3| –2] [–9 –4| 1]
1 answer
asked by
Dee
638 views
Use matrices A and B. Compute B -A if you can
A=[-5 4 -8 2] B=[-2 7 -3 1 -6 0]
3 answers
asked anonymously
45 views
does the given matrix A have an inverse if it does what is A^-1
A=[-7 -25 2 7]
3 answers
asked anonymously
26 views
B-A
B=[[-2,7,-3],[1,-6,0]] - A=[[-5,4],[-8,2]]
3 answers
asked anonymously
18 views
Use matrices A and B. Compute B – A, if you can.%0D%0A%0D%0A %0D%0A%0D%0A(1 point)%0D%0AResponses%0D%0A%0D%0A%0D%0AImage with
3 answers
asked anonymously
33 views
Does the given, A, If it does what is A^-1
A=[[-7,-25],[2,7]]
3 answers
asked anonymously
24 views
In a certain county the proportion of voters in each age group registerd as Republicans and Democrats or Indpendence is given by
1 answer
asked by
Brad
436 views
Find –5A + 4B
matrices A equals start 3 by 2 matrix 1st row 1st column 6 2nd column 1 2nd row 1st column negative 4 2nd column
3 answers
asked by
John
46 views
find the product
[-5 -2] [-5 7] [-8 -5] [-9 -5]
3 answers
asked by
John
15 views
[0; x] = [-0.71 0.71; -0.71 -0.71][0.015; 0] + [-0.71 0.71; -0.71 -0.71][cos(y) -sin(y); sin(y) cos(y)][0.035; 0]
I need to solve
1 answer
asked by
Claire
239 views
a) Show that if A has a row of zeros and B is any matrix for which AB is defined, then AB also has a row of zeros.
2 answers
asked by
Sarah
1,280 views
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
0 answers
asked by
Ryan
996 views
1. Find the inverse of the following matrix:
[ 1 0 1 ] [ 2 -2 -1 ] [ 3 0 0 ]
1 answer
asked by
Mike
429 views
find he inverse of matrix A and verify
A= 1 -1 2 2 -3 -5 -1 3 5
1 answer
asked by
crystal
359 views
[9 4];[2 1] X= [-9 -6];[-1 -8]
(Answer is a matrix)
3 answers
asked by
John
41 views
Give example of two non-zero matrices A and B such that A^2=0, B^2=0 but
AxB and BxA do not equal zero.
1 answer
asked by
Amanda
895 views
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Parent Categories (15)
Algebra
C programming
Calculations
Data Analysis
Eigenvalues and Eigenvectors
Equations and Operations
Geometry
Linear Algebra
Linear Transformations
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