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Matrices

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How to prepare for Matrices for JEE Mains
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10
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3K
Moderator2
M
V
Please explain this question
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1
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63
solution.livedoubt
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Madhavdas
Sir please tell how to solve this problem.
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1
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158
LiveDoubtClearing
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Madhavdas
Sir please tell how to solve this problem.
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1
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116
LiveDoubtClearing
L
Madhavdas
Sir please tell how to solve this problem.
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1
Views
90
LiveDoubtClearing
L
Madhavdas
Sir please tell how to solve this problem.
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1
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110
LiveDoubtClearing
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lonecipher69
How to solve this within 2 mins, how do I develop my mind to click for the correct approach in a matrix question
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1
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77
LiveDoubtClearing
L
L
Let I be the identity matrix of order 3x3 and for the matrix.......?
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5
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1K
RJVLKHN
R
L
if x-2y = \begin{bmatrix} 5 & 1 \\\\ 2 & 0 \end{bmatrix} and 2x-y = ......?
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5
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141
Amodini
Amodini
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For a real number $\alpha$, if the system
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1
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176
sudha
S
S
If $2 \sin \alpha \sin \beta+3 \cos \beta+5 \cos \alpha \sin \beta=\sqrt{38} \forall \alpha, \beta \in R$,
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1
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284
Amodini
Amodini
Aspirant
is this statement valid everytime?? $$ p^{\top} p=I $$
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1
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173
yoogesh_tambe
yoogesh_tambe
K
Sum of Diagonal Elements in a \(2 \times 2\) Matrix with Given Determinants
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2
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430
solution.livedoubt
S
K
Sum of Diagonal Elements of a 2x2 Matrix with Determinant Conditions
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2
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338
solution.livedoubt
S
H
Analyzing the Given Condition on Diagonal Matrix R and Checking Trace Properties for Validity
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1
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331
solution.livedoubt
S
D
Two square matrices $A \& B$ of same order are related by $A^2+B^3=I$ (where I denotes identity matrix).
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1
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202
Math.LiveDoubtClearing
M
D
Two square matrices $A \& B$ of same order are related by $A^2+B^3=I$ (where I denotes identity matrix).
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1
Views
229
Math.LiveDoubtClearing
M
D
A square matrix $P$ satisfies $P^2=I-2 P$ where $I$ is identity matrix. If $P^2+P^3+P^4=a^2 I-b^2 P$, then
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1
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178
Math.LiveDoubtClearing
M
D
The number of unordered pairs of $10 \times 10$ matrices $A$ and $B$ satisfying $A B=100 I+B A$ is-
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1
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178
Math.LiveDoubtClearing
M
Sumit Ghagre
The number of matrices $A=\left(\begin{array}{ll}a & b \\ c & d\end{array}\right)$, where $a, b, c, d \in\{-1,0,1,2,3, ...,10\},$ such that $A=A^{-1}$
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3
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451
Math.LiveDoubtClearing
M
Sumit Ghagre
Let $M=\left[\begin{array}{cc}0 & -\alpha \\ \alpha & 0\end{array}\right]$, where $\alpha$ is a non-zero real number and $N=\sum_{k=1}^{49} M^{2 k}$.
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1
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222
Math.LiveDoubtClearing
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