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Matrix (Linear) Algebra
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- Please review the forum rules before posting.
by PM_Admin on Mon Dec 08, 2008 12:05 am - 0 Replies
- 355 Views
- Last post by PM_Admin
on Mon Dec 08, 2008 12:05 am
- Please review the forum rules before posting.
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- Finding the basis.
by mauzel on Fri Oct 30, 2009 9:03 pm - 2 Replies
- 76 Views
- Last post by mauzel
on Fri Oct 30, 2009 11:01 pm
- Finding the basis.
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- I really need help on this stuff
by isuckatmath on Wed Oct 14, 2009 12:14 am - 1 Replies
- 89 Views
- Last post by stapel_eliz
on Wed Oct 14, 2009 1:20 am
- I really need help on this stuff
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- A couple of questions...
by isuckatmath on Wed Oct 07, 2009 2:41 am - 2 Replies
- 93 Views
- Last post by isuckatmath
on Wed Oct 07, 2009 9:30 pm
- A couple of questions...
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- Question on finding a solution to a simplex tableau
by calgal on Wed Oct 07, 2009 6:47 pm - 1 Replies
- 61 Views
- Last post by stapel_eliz
on Wed Oct 07, 2009 7:44 pm
- Question on finding a solution to a simplex tableau
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- is there a 2x2 matrix A so A2 = -I?
by king&i on Wed Sep 09, 2009 7:22 pm - 2 Replies
- 150 Views
- Last post by nona.m.nona
on Thu Sep 17, 2009 6:42 pm
- is there a 2x2 matrix A so A2 = -I?
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- Rotation of Elipse axes from covariance matrix
by yakerdude7 on Wed Sep 09, 2009 8:49 pm - 0 Replies
- 109 Views
- Last post by yakerdude7
on Wed Sep 09, 2009 8:49 pm
- Rotation of Elipse axes from covariance matrix
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- vet designs special diet for cat.... Find least-cost mix
by odysseus on Sat Jul 25, 2009 3:13 pm - 2 Replies
- 242 Views
- Last post by odysseus
on Mon Jul 27, 2009 6:32 pm
- vet designs special diet for cat.... Find least-cost mix
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- given system, find solns, show solns form vector space, and
by testing on Mon Jun 29, 2009 5:04 pm - 1 Replies
- 251 Views
- Last post by Martingale
on Mon Jun 29, 2009 7:37 pm
- given system, find solns, show solns form vector space, and
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- find basis for (a-2b+5c,2a+5b-8c,-a-4b+7c,3a+b+c)
by lawrence on Tue May 19, 2009 4:58 pm - 8 Replies
- 574 Views
- Last post by lawrence
on Sun May 24, 2009 1:18 am
- find basis for (a-2b+5c,2a+5b-8c,-a-4b+7c,3a+b+c)
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- An investment company sells 3 types of pooled funds, Standar
by king&i on Tue May 05, 2009 10:59 pm - 1 Replies
- 307 Views
- Last post by stapel_eliz
on Wed May 06, 2009 8:17 pm
- An investment company sells 3 types of pooled funds, Standar
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- how do you reduce a matrix wtih variables to rref?
by king&i on Sat Apr 18, 2009 4:40 pm - 4 Replies
- 416 Views
- Last post by stapel_eliz
on Sun Apr 19, 2009 5:05 pm
- how do you reduce a matrix wtih variables to rref?
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- Given matrices A, B, find elem. matrices E, F, so EFB = A
by lawrence on Sat Apr 11, 2009 1:41 pm - 6 Replies
- 513 Views
- Last post by lawrence
on Sun Apr 12, 2009 9:15 pm
- Given matrices A, B, find elem. matrices E, F, so EFB = A
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- question about matrix division (I'm getting division by 0?)
by lawrence on Fri Apr 03, 2009 6:24 pm - 3 Replies
- 408 Views
- Last post by lawrence
on Sat Apr 04, 2009 11:30 am
- question about matrix division (I'm getting division by 0?)
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- A, B, and C are 2 x 2 matrices. Solve eqn for C: B=(BC+2A)
by testing on Wed Mar 25, 2009 7:46 pm - 1 Replies
- 252 Views
- Last post by stapel_eliz
on Wed Mar 25, 2009 9:39 pm
- A, B, and C are 2 x 2 matrices. Solve eqn for C: B=(BC+2A)
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- find values for a, b, and c for which matrix A is symmetric
by testing on Fri Mar 20, 2009 1:26 pm - 1 Replies
- 239 Views
- Last post by stapel_eliz
on Fri Mar 20, 2009 4:25 pm
- find values for a, b, and c for which matrix A is symmetric
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- Inverses: B is inverse of A; find X so XA = C for C =....
by mental on Tue Mar 10, 2009 5:09 pm - 2 Replies
- 347 Views
- Last post by mental
on Wed Mar 11, 2009 12:49 am
- Inverses: B is inverse of A; find X so XA = C for C =....
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- Matrix A where system Ax = b solvable, but not nec. uniquely
by testing on Wed Mar 04, 2009 7:41 pm - 1 Replies
- 266 Views
- Last post by stapel_eliz
on Tue Mar 10, 2009 1:50 pm
- Matrix A where system Ax = b solvable, but not nec. uniquely
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- For 2-by-2 matrix A, show that det(sA) = s^2 * det(A)
by testing on Sun Mar 01, 2009 7:15 pm - 2 Replies
- 281 Views
- Last post by testing
on Wed Mar 04, 2009 7:35 pm
- For 2-by-2 matrix A, show that det(sA) = s^2 * det(A)
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- what planting combination will produce the greatest revenue?
by maggiemagnet on Thu Feb 26, 2009 3:11 pm - 2 Replies
- 278 Views
- Last post by maggiemagnet
on Sat Feb 28, 2009 10:33 pm
- what planting combination will produce the greatest revenue?
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- prove or show false: X^2 = (identity) only if X=I or X=-I,
by testing on Sun Feb 22, 2009 10:26 pm - 2 Replies
- 348 Views
- Last post by testing
on Thu Feb 26, 2009 3:15 pm
- prove or show false: X^2 = (identity) only if X=I or X=-I,
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- Projection of vector a onto vector b?
by mitnord on Tue Feb 24, 2009 1:34 am - 1 Replies
- 617 Views
- Last post by stapel_eliz
on Tue Feb 24, 2009 1:57 pm
- Projection of vector a onto vector b?
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- Find two 2-by-2 invertible matrices with sum not invertible
by testing on Mon Feb 09, 2009 12:57 am - 3 Replies
- 511 Views
- Last post by stapel_eliz
on Tue Feb 10, 2009 12:03 am
- Find two 2-by-2 invertible matrices with sum not invertible
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- Cramer's Rule: setting up determinants, which to use
by testing on Thu Jan 22, 2009 3:29 pm - 2 Replies
- 503 Views
- Last post by testing
on Sat Jan 31, 2009 8:13 pm
- Cramer's Rule: setting up determinants, which to use
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- formatting matrices using LaTeX and 'pre' tags
by stapel_eliz on Sun Dec 14, 2008 1:58 pm - 0 Replies
- 373 Views
- Last post by stapel_eliz
on Sun Dec 14, 2008 1:58 pm
- formatting matrices using LaTeX and 'pre' tags
25 topics • Page 1 of 1
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