If \( A=\left[\begin{array}{ccc}2 & \lambda & -3 \\ 0 & 2 & 5 \\ 1 ...
If \( A=\left[\begin{array}{ccc}2 & \lambda & -3 \\ 0 & 2 & 5 \\ 1 & 1 & 3\end{array}\right] \), then \( A^{-1} \) exists if
(a) \( \lambda=2 \)
(b) \( \lambda \neq 2 \)
(c) \( \lambda \neq-2 \)
(d) none of these
P
W
ЁЯУ▓PW App Link - https://bit.ly/YTAI_PWAP
ЁЯМРPW Website - https://www.pw.live
Other Videos By PW Solutions
| 2023-02-13 | Write the electronic configurations of the following ions.
\( \math... |
| 2023-02-13 | If \( A=\left[\begin{array}{lll}1 & 0 & 1 \\ 0 & 0 & 1 \\ a & b & 2... |
| 2023-02-13 | If \( x, y, z \) are non-zero real numbers, then the inverse of the... |
| 2023-02-13 | рдкреЛрджрд┐реАрдирд╛ рдореЗрдВ рд╡рд░реНрдзреА рдкреНрд░рдЬрдирди (Vegetative propagatiod) рд╣реЛрддрд╛ рд╣реИ
(A) рдЙрдкрд░рднрднреВрд░реВрд░рд╛рд░реА рджреНрд╡рд╛рд░рд╛
(B) рднреВрд╕реНрддрд╛рд░рд┐рдХрд╛... |
| 2023-02-13 | A massless rod is suspended by two identical strings \( A B \) and ... |
| 2023-02-13 | Fill in the blanks
\( \mathrm{P} \) The principal value of \( \cos ... |
| 2023-02-13 | A proton and an \( \alpha \)-particle, having kinetic energies \( K... |
| 2023-02-13 | In Melde's experiment, the string vibrates in 4 loops when a 50 gra... |
| 2023-02-13 | A second harmonic has to be generated in a string of length \( l \)... |
| 2023-02-13 | A skier of mass \( M \) slides down a ramp shaped as a circle of ra... |
| 2023-02-13 | If \( A=\left[\begin{array}{ccc}2 & \lambda & -3 \\ 0 & 2 & 5 \\ 1 ... |
| 2023-02-13 | The number of real solutions of the equation \( \sqrt{1+\cos 2 x}=\... |
| 2023-02-13 | A vibrating string of certain length \( l \) under a tension \( T \... |
| 2023-02-13 | A wire of density \( 9 \times 10^{3} \mathrm{~kg} / \mathrm{m}^{3} ... |
| 2023-02-13 | If the point \( P(2,1) \) lies on the line joining points \( A(4,2)... |
| 2023-02-13 | If \( \left[\begin{array}{cc}1 & -\tan \theta \\ \tan \theta & 1\en... |
| 2023-02-13 | If the distance between points \( (x, 0) \) and \( (0,3) \) is 5 , ... |
| 2023-02-13 | A particle is moving in a circle in vertical plane about a horizont... |
| 2023-02-13 | The distance between the points \( (1,0) \) and \( (2, \cot \theta)... |
| 2023-02-13 | The volume occupied by \( 1.8 \mathrm{~g} \) of water vapour at \( ... |
| 2023-02-13 | If \( \cos ^{-1} \alpha+\cos ^{-1} \beta+\cos ^{-1} \gamma=3 \pi \)... |
0