The value of cofactor of \( a_{23} \) of matrix \( \mathrm{P} \) \(...

Channel:
PW Solutions
Subscribers:
445,000
Published on ● Video Link: https://www.youtube.com/watch?v=f-TgZT_Jt6o


Duration: 1:25
0 views
0

The value of cofactor of \( a_{23} \) of matrix
\( \mathrm{P} \)
\( A=\left[\begin{array}{ccc}1 & -6 & 1 \\ 5 & 2 & 5 \\ 7 & 3 & 0\end{array}\right] \) is equal to
W
(1) -45
(2) 45
(3) 47
(4) -47
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live



Other Videos By PW Solutions


2023-12-21Two circular coils can be arranged in any of the three situations shown in figure. Their mutual ...
2023-12-21\( \lim _{x \rightarrow 0} \frac{e^{2 x}-1}{x} \) is equal to \( \m...
2023-12-21\( \lim _{x \rightarrow 0} \frac{\tan x-\sin x}{x^{3}} \) is equal ...
2023-12-21\( \lim _{x \rightarrow 0} \frac{\tan \alpha x}{\tan \beta x} \) is...
2023-12-21Assertion: When two coils are wound on each other, the mutual induction between the coils is \( ...
2023-12-21A coil of self-inductance \( 0.5 \mathrm{mH} \) carries a current of \( 2 \mathrm{~A} \). The en...
2023-12-21\( \mathrm{P} \) Find the adjoint of the matrix \( X=\left[\begin{a...
2023-12-21The system \( \mathrm{P} \) \[ \begin{array}{l} x+y-z=2 \\ 2 x+3 y-...
2023-12-21The mutual inductance between two coils depends upon: \( \mathrm{P} \) (1) medium between the co...
2023-12-21A school wants to award its students for the values of Honesty, Reg...
2023-12-21The value of cofactor of \( a_{23} \) of matrix \( \mathrm{P} \) \(...
2023-12-21Find the inverse of \( A=\left[\begin{array}{ccc}1 & 2 & 4 \\ -1 & ...
2023-12-21The self-inductance \( L \) of a solenoid of length \( l \) and area of cross-section A, with a ...
2023-12-21Find \( k \) for which system \( \mathrm{P} \) \[ \begin{array}{l} ...
2023-12-21Find \( k \) for which system \( \mathrm{P} \) \[ \begin{array}{l} ...
2023-12-21An emf of \( 12 \mathrm{~V} \) is induced in a given coil when the current in it changes at the ...
2023-12-21A system is said to be inconsistent if it has \( \mathrm{P} \) (1) ...
2023-12-21In an inductor, having a self-inductance of \( 10 \mathrm{H} \), the current changes from \( 10 ...
2023-12-21Find the minors of the matrix \( A=\left[\begin{array}{ccc}5 & -6 &...
2023-12-21Find \( P \) for which matrix \( A=\left[\begin{array}{ccc}P & 1 & ...
2023-12-21Self induction of a solenoid is: (1) inversely proportional to area of cross-section \( \mathrm{...


Tags:
pw