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Matrices

ICSE X Maths Matrices

Find the positive integers p & q  such that :
 
[p q][p = [25]
        q]
 
 

Asked by nandini.umesh1997 27th August 2017 11:57 AM
Answered by Expert

ICSE X Maths Matrices

 
-----please help me solve this sum.

Asked by Latha 3rd October 2017 7:27 PM
Answered by Expert

CBSE XII Science Maths Matrices

Question Img
Ans
Question Img
 
Here why we are post-multiplying only, the inverse of the given matrix in the second step of the answer... But why not pre-multiplyijng?? Please explain me the logic.... why the answer will be wrong when pre-multipled??

Asked by nitishkrnehu09 14th November 2017 8:16 PM
Answered by Expert

CBSE XII Science Maths Matrices

Solve:
Question Img

Asked by nitishkrnehu09 9th December 2017 1:22 PM
Answered by Expert

CBSE XII Science Maths Matrices

 
Question Img

Asked by nitishkrnehu09 10th December 2017 10:35 PM
Answered by Expert

ICSE X Maths Matrices

Is subtraction of matrices commutative  and associatove
Explain
 

Asked by lovemaan5500 13th December 2017 10:52 AM
Answered by Expert

CBSE XII Science Maths

Please solve the below question

Asked by akshitaasia 2nd January 2018 6:59 PM
Answered by Expert

CBSE XII Science Maths Matrices

if A and B are square matrices of same order show that AB^T-BA^T is skew symmetric matrix

Asked by sukumar.p 10th February 2018 9:01 PM
Answered by Expert

ICSE X Maths

Plz solve 3rd 

Asked by Jatinaa786 15th February 2018 1:06 PM
Answered by Expert

JEE Plances JEE (Main) Maths

how to do row transformations

Asked by jineshpatel030 23rd February 2018 10:09 PM
Answered by Expert

CBSE XII Science Maths

construct 3 x 2 matrix whose elements are given by aij = 2i - j

Asked by haroonrashidgkp 14th March 2018 9:05 AM
Answered by Expert

JEE Plances JEE (Main) Maths

how to find rank of a matrix?  

Asked by abbhimu2000 18th March 2018 9:02 PM
Answered by Expert

CBSE XII Science Maths Matrices

find inverse of matrx using elementary row operation (i)   1     2        2    -1 ii )    2      5        -3      1 ignore ithe absence of braclet and consider it in square bracket also sate the key method to find matrix

Asked by haroonrashidgkp 26th March 2018 9:11 PM
Answered by Expert

CBSE XII Science Maths

state the key you seemed to be using to find inverse of a matrix of order 3 x 3 using elementary row operation. plzz explain in great detail

Asked by haroonrashidgkp 31st March 2018 2:15 PM
Answered by Expert

JEE Plances JEE (Main) Maths

Pls solve 

Asked by g_archanasharma 15th April 2018 10:31 PM
Answered by Expert

CBSE XII Science Maths

if A and B are matrices of order 3 and |A| = 5  |B| = 3, then find |3AB|

Asked by gganga 28th July 2018 11:45 AM
Answered by Expert

CBSE XII Science Maths

Let A be a square matrix of order 3x3 write the value of I2AI , where IAI = 4 

Asked by niharikapabba2605 11th August 2018 12:42 AM
Answered by Expert

CBSE XII Science Maths

A is 3x4 matrix if straight A to the power of straight TB and Bstraight A to the power of straight T are defined then the order of matrix B 

Asked by niharikapabba2605 11th August 2018 1:20 AM
Answered by Expert

CBSE XII Science Maths

If A is 3x3 matrix , IAI is not equal to o and  I3AI =KIAI find the value of k 

Asked by niharikapabba2605 11th August 2018 1:22 AM
Answered by Expert

CBSE XII Science Maths Matrices

for what value of X is the matrix open square brackets table row cell 6 minus straight x end cell 4 row cell 3 minus straight x end cell 1 end table close square bracketsis singular ?

Asked by niharikapabba2605 11th August 2018 1:24 AM
Answered by Expert

CBSE XII Science Maths

if IAI = open square brackets table row 3 4 row 1 2 end table close square brackets find the value of 3IAI 

Asked by niharikapabba2605 11th August 2018 1:26 AM
Answered by Expert

CBSE XII Science Maths

if A is an invertible matrix of order 3 and IAI=5 then find the value of [adjA] 

Asked by niharikapabba2605 11th August 2018 1:28 AM
Answered by Expert

CBSE XII Science Maths

if a and b are the matrices of order 3 and (A)=5,(b)=3 then find the vailue of 3ab.

Asked by Aaditri 12th August 2018 3:40 PM
Answered by Expert

CBSE X Maths

Please tell me

Asked by siddharthjaiswal1122 22nd August 2018 9:41 AM
Answered by Expert

ICSE XII Science Maths

If A , B and AB are symmetric matrices, then show AB=BA

Asked by drawing13334 31st August 2018 11:12 AM
Answered by Expert

ICSE XII Science Maths

if A =  1/3 [1  -2  2]  ,  show that AA'=I                   [-2  1  2]                    [-2 -2 -1]

Asked by drawing13334 1st September 2018 12:24 PM
Answered by Expert

CBSE XII Humanities Maths

find the values of a,b,c,d from the matrix equation:

open square brackets table row cell straight a plus 3 end cell cell 2 straight b minus 8 end cell row cell straight c plus 1 end cell cell 4 straight d minus 6 end cell end table close square brackets equals open square brackets table row cell 0 space space space space space space space space minus 6 end cell row cell negative 3 space space space space space space space 2 straight d end cell end table close square brackets

Asked by ddisha758 3rd September 2018 12:22 PM
Answered by Expert

ICSE X Maths Matrices

Please answer  

Asked by www.adityakumarjaiswal622 2nd February 2019 7:35 AM
Answered by Expert

CBSE XII Science Maths

Solutions 

Asked by alanpeter9611 13th February 2019 2:33 AM
Answered by Expert

JEE Main Maths Matrices and Determinants

open square brackets table row 4 k row 2 3 end table close square brackets space i t space h a s space n o space i n v e r s e space m a t r i c s space comma space t h e n space w h a t space i s space t h e space v a l u e space o f space k ?

Asked by broy31122002 17th April 2019 1:44 PM
Answered by Expert

CBSE XII Science Maths Matrices

if A and B is a symmeyric, proof that AB-BA is a skew symmetric

Asked by sumitdaksh759 18th April 2019 1:02 PM
Answered by Expert

CBSE XI Science Maths

Give solution

Asked by navjotsingh16082003 29th March 2020 4:37 PM
Answered by Expert

CBSE X Maths

open square brackets table row 2 1 row 3 2 end table close square brackets open square brackets table row a b row c d end table close square brackets open square brackets table row cell negative 3 end cell 2 row 5 cell negative 3 end cell end table close square brackets equals open square brackets table row 1 0 row 0 1 end table close square brackets.

Find a,b,c,d.

Asked by Gounshi 9th April 2020 10:03 PM
Answered by Expert

ICSE X Maths Matrices

Sir please explain the problem

Asked by thanjaimusicals 1st May 2020 10:50 AM
Answered by Expert

CBSE XII Science Maths Matrices

[a-b. 2a+c]=[-1 5].  [2a-b. 3c+2]=[0 13]. Find the a b c and d

Asked by madankumar47 2nd June 2020 12:49 PM
Answered by Expert

ICSE X Maths Linear Inequations

excuse me sir , could you please sent the practice question paper of chapter 4(linear inequation) and matrices

Asked by rdk_kulkarni 1st October 2020 12:59 PM
Answered by Expert

CBSE XII Science Maths Matrices

eigen vectors

Asked by dakarapuaditya123 26th December 2022 8:20 PM
Answered by Expert

JEE Main Maths Matrices and Determinants

could you solve the following question from complex number topic?

Asked by ashwinskrishna2006 13th April 2024 11:25 AM
Answered by Expert

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