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Linear Algebra
Page 6
Questions (909)
Write a matrix to represent the system of equations.
x - 7y + 2z = -3 8x - 9y + 4z = 6 8y - z = -1 I have 12 boxes to fill in.
4 answers
asked by
HELP PLS
442 views
show that |a x b|^2 + |a.b|^2 = |a|^2 |b|^2. the "x" is supposed to mean cross product and the "." is dot product
3 answers
asked by
help.....
306 views
Let A = [a b c, d e f, g h i]. B = [9 3h i, 2d 6e 2f, a 3b c]. Suppose that det (A) = 2. Find (det (AB)^T). Answer is 24. How do
4 answers
asked by
Me
250 views
A student claims that you cannot determine if two vectors in R3 are collinear without finding the angle between them.
Provide 3
1 answer
asked by
big123
182 views
The coefficient matrix of a linear system has four rows and four columns.
1 answer
asked by
unkown name
200 views
Is the function y=x+5 linear or nonlinear?
3 answers
asked by
elijah
447 views
Show that the vectors u = (3,2) and v = (1,6) can form basis vectors for the xy plane.
1 answer
asked by
big123
226 views
Question # 2:Let F and G be matrix of order 4 and 6 respectively such that
Det(F tG 2 ) = 36, Det (F 2G 2 ) =12
1 answer
asked by
waqas1
217 views
find the orthogonal basis for the column space of the matrix
[ 6 1 −5 2 1 1 −2 6 −2 8 5 7 ]
1 answer
asked by
waqas1
412 views
Use a calculator to find the inverse of the orthogonal matrix matrix Q=[ 0 0 1 −1 0 0 0 −1 0 ] and verify Property 1 above.
1 answer
asked by
waqas1
328 views
Can somebody show I how to use matrices to solve the following. I want to solve for Tab first. I wiill ask 9n other part later.
3 answers
asked by
Anonymous
239 views
It is given that the vectors v1=[ 1 0]^T and v2 = [ 0 1]^T span the full two-dimensional space R^2(R - set of real numbers)
Also
1 answer
asked by
Ashley
321 views
Consider a set of n vectors in the space R^n.
Why do we say that a n*n matrix with those vectors as it's columns, is a basis for
2 answers
asked by
Ashley
237 views
Let V = R3(R) and let v1=[ -1 0 2]^T , v2 = [0 2 -3]^T and v3=[2 2 3]^T.
Suppose that v4 is another vector which is orthogonal to
3 answers
asked by
Ashley
244 views
Is the zero vector space v={0}, linearly independent. If so, why is that?
1 answer
asked by
Ashley
245 views
Let L be the line y=mx in R2 and u= [1 m] . Let Qm be the linear transformation that reflects a vector over L.
(a) Show that
0 answers
asked by
marc
577 views
Let V = span{e2x, xe2x, x2e2x}.
(a) Show that d/dx (a1e^2x + a2xe^2x + a3x^2e^2x) ∈ V for any a1, a2, a3 ∈ R (b) let
2 answers
asked by
Jonathon
515 views
1. LetT :R3→R3 . Show that if
T ([c1 c2 c3]) = c1T ([1 0 0]) + c2T([0 1 0]) + c3T ([0 0 1]) for c1, c2, c3 ∈ R then T
1 answer
asked by
Ally
671 views
Could anyone please help me with the question I posted earlier today?
Thank you!
1 answer
asked by
Ashley
256 views
Can I have help with the following question related to the concept vector 'subspaces'?
Question : Let X and Y be vector subspaces
1 answer
asked by
Ashley
325 views
Given u = [2,5] and v = [6,4], determing u (down arrow) v
4 answers
asked by
test
314 views
Write the vector equation and the parametric equations of the plane that is perpendicular to the line [x,y,z] =
1 answer
asked by
Christian
403 views
How do I test these two vectors to see are they parallel?
a=(8,5,-6), b=(7,-1,5)
3 answers
asked by
Anonymous
290 views
Determine the value of k so that the line with parametric equations x = 2 + 3t, y = -2 + 5t, z = kt is parallel to the plane
3 answers
asked by
Jackie
577 views
Demonstrate that t T: P3 -> P3, Tp = p' is a linear function.
I know that to demonstrate if something is a linear function I
1 answer
asked by
Lara
350 views
Demonstrate that matrixes M(2x2) with the sum of matrixes is a vector space.
I am confused. Do i need to demonstrate each
1 answer
asked by
May
437 views
Perform the following operation:
[ a 1-a [ 5 4 -1 1+a -a ] 3 -3 0 ] Note: The entries in the resulting matrix are functions of a.
1 answer
asked by
ally
383 views
Demonstrate that the proyection of a vector U over a vector V is parallel to the vector the vector U.
I used the formula of
1 answer
asked by
Erik
409 views
Does the dot product or the scalar product's general formula will be A.B=AB cos theta? or as long as the vectors are parallel it
1 answer
asked by
Klari
414 views
( 0,0,0,1
0,0,1,0 1,1,0,1 1,1,1,0) How would I draw the adj matrices if i cannot connect c and a and d and b?
1 answer
asked by
Adedeji Ogunba
291 views
Using a specific example, prove the vector property: For vectors u⃗ and v⃗ and scalar p > 1, show p(u⃗ +v⃗ )=pu⃗
3 answers
asked by
Anon
483 views
Solve using Gauss Jordan method - Write in terms of (x, y, z) = ( )
3y + 2z = 1 2x − y − 3z = 3 2x + 2y − z = 4
1 answer
asked by
Anon
488 views
Find the magnitude of v.
v = -10i + 3j v =
2 answers
asked by
Rich
610 views
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.
5 answers
asked by
Stephan
621 views
We have a question:
X'={{1,0,0} {-4,1,0} {3,6,2}}X; X(0)={-1,2,-30} I have worked out to the general solution but I don't think
2 answers
asked by
Jefferson
412 views
ABCD lemma is used in recursive least squares to
Reduce computations Real time processing Reuse past values All of these
1 answer
asked by
biomedical signal processing
361 views
Find the basis of
M2={(a,b,c,d):a,b,c,d ∈ R}
1 answer
asked by
Learner
264 views
Find the basis of
M2={(a,b,c,d):a,b,c,d ∈ R}
1 answer
asked by
Learner
285 views
A = 2 x 2
-1 0 0 -1 find n that A^n * B = C B = 2 x 1 0 1 C = 2 x 1 1 0 answer is 6, but I don't know why find A^2014 the answer
1 answer
asked by
Eva
283 views
I have matrix A = -1 0
0 -1 B = 0 1 c = 1 0 find n that A^n * matrix B = C find A^2014
1 answer
asked by
Eva
317 views
PLS CAN SOMEONE EXPLAIN "VECTOR"
1 answer
asked by
VICTOR
390 views
Hi can someone explain what is meant by the inverse of a transformation
1 answer
asked by
Katherine
363 views
Given the following matrices A and B, find an invertible matrix U such that UA = B:
A and B are 4x4 matrix and i have to find U.
1 answer
asked by
Angel
1,128 views
For the matrix: [[1,4,2],[2,5,1],[3,6,0]] (This is 3X3) .. find out whether the columns are linearly independent. Is the 3rd
3 answers
asked by
Anonymous
387 views
Given the following vector X, find a non-zero square matrix A such that AX=0:
X=[2 -5 3]^T Im not sure how i would find the sqare
3 answers
asked by
Angel
1,661 views
Find the 2 x 2 matrix A such that pmatrix{(-1,-1)(1 -1)} A = I, where I is the 2 x 2 identity matrix.
1 answer
asked by
Bob
378 views
Given:
|4 -2| X = 2|-4 -4| |-1 1| | 2 2| What is X? I solved this and couldn't get an answer - that is, the result was
4 answers
asked by
Hannelore
490 views
How do you find the vector equation of of something given a point P with a parallel vecto, V ? You're also given R(0)?
Thank you!
1 answer
asked by
Mason
344 views
let the matrix A =
(10 | 10 -4 | -3) Find the eigenvalues for A and for each find the corresponding eigenvector. Also express A
1 answer
asked by
Anon
426 views
Hi, I really need help with these True/False questions:
(a) If three vectors in R^3 are orthonormal then they form a basis in
2 answers
asked by
Matt
596 views
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