If the system of linear equations
\[
\begin{array}{l}
2 x+3 y-z=-2 \\
x+y+z=4 \\
x-y+|\lambda| z...
If the system of linear equations
\[
\begin{array}{l}
2 x+3 y-z=-2 \\
x+y+z=4 \\
x-y+|\lambda| z=4 \lambda-4
\end{array}
\]
where \( \lambda \in \mathbb{R} \), has no solution, then
(a) \( \lambda=7 \)
(b) \( \lambda=-7 \)
(c) \( \lambda=8 \)
(d) \( \lambda^{2}=1 \)
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live
Other Videos By PW Solutions
| 2023-06-08 | A uniform magnetic field exist in a region . A loop carrying current is placed in this magnetic ... |
| 2023-06-08 | Let \( p, q, r \) be non-zero real numbers that are, respectively, the \( 10^{\text {th }}, 100^... |
| 2023-06-08 | In the given figure force per unit length on wire 2 will be
(a) \( \frac{2 \mu_{0} I^{2}}{\pi d}... |
| 2023-06-08 | Let \( |M| \) denote the determinant of a square matrix \( M \). Let \( g:\left[0, \frac{\pi}{2}... |
| 2023-06-08 | Without expanding a determinant at any stage, show that \( \left|\begin{array}{ccc}x^{2}+x & x+1... |
| 2023-06-08 | The number of all possible values of \( \theta \), where \( 0\theta \) \( \pi \), for which the ... |
| 2023-06-08 | Consider the system of linear equations in \( \mathrm{x}, \mathrm{y} \) and \( \mathrm{z} \) giv... |
| 2023-06-08 | Let \( p \) and \( p+2 \) be prime numbers and let
\[
\Delta=\left|\begin{array}{ccc}
p ! & (p+1... |
| 2023-06-08 | Current \( I \) is uniformly distributed across cross-section of thick hollow wire of internal r... |
| 2023-06-08 | For any \( 3 \times 3 \) matrix \( M \), let \( |M| \) denote the determinant of \( M \). Let \(... |
| 2023-06-08 | If the system of linear equations
\[
\begin{array}{l}
2 x+3 y-z=-2 \\
x+y+z=4 \\
x-y+|\lambda| z... |
| 2023-06-08 | If \( \left(1+a x+b x^{2}\right)^{4}=a_{0}+a_{1} x+a_{2} x^{2}+\ldots+a_{8} x^{8} \), where \( a... |
| 2023-06-08 | Let \( \alpha, \beta \) and \( \gamma \) be real numbers such that the system of linear equation... |
| 2023-06-08 | If the system of linear equations.
\[
\begin{array}{l}
8 x+y+4 z=-2 \\
x+y+z=0 \\
\lambda x-3 y=... |
| 2023-06-08 | If \( \sin q \neq \cos q \) and \( x, y, z \) satisfy the equations
\[
\begin{array}{l}
x \cos p... |
| 2023-06-08 | Let the system of linear equations
\[
\begin{array}{l}
x+y+\alpha z=2 \\
3 x+y+z=4 \\
x+2 z=1
\e... |
| 2023-06-08 | If the system of linear equations \( 2 x-3 y=y+5, \alpha x+5 y \) \( =\beta+1 \), where \( \alph... |
| 2023-06-08 | Let for some real numbers \( \alpha \) and \( \beta, a=\alpha-i \beta \). If the system of equat... |
| 2023-06-08 | If \( a, b, c \) are three distinct real numbers for which there exist \( x, y, z \) such that
\... |
| 2023-06-08 | Number of values of \( \theta \) lying in \( [0,100 \pi] \) for which the system of equations, \... |
| 2023-06-08 | Let \( \Delta=\left|\begin{array}{ccc}2 a_{1} b_{1} & a_{1} b_{2}+a_{2} b_{1} & a_{1} b_{3}+a_{3... |
0