Advertisements
Advertisements
प्रश्न
Choose the correct alternative:
Which of the following is not an elementary transformation?
विकल्प
Ri ↔ Rj
Ri → 2Ri + 2Cj
Ri → 2Ri – 4Rj
Ci → Ci + 5Cj
Advertisements
उत्तर
Ri → 2Ri + 2Cj
APPEARS IN
संबंधित प्रश्न
Find the rank of the following matrices
`((1, 4),(2, 8))`
Find the rank of the following matrices
`((1, 2, -1, 3),(2, 4, 1, -2),(3, 6, 3, -7))`
Solve the following system of equations by rank method
x + y + z = 9, 2x + 5y + 7z = 52, 2x – y – z = 0
Show that the equations 5x + 3y + 7z = 4, 3x + 26y + 2z = 9, 7x + 2y + 10z = 5 are consistent and solve them by rank method
Choose the correct alternative:
If p(A) = r then which of the following is correct?
Choose the correct alternative:
If p(A) = p(A,B)= then the system is
Choose the correct alternative:
The system of linear equations x = y + z = 2, 2x + y – z = 3, 3x + 2y + k = 4 has unique solution, if k is not equal to
Choose the correct alternative:
Rank of a null matrix is
Find the rank of the matrix
A = `((1, -3, 4, 7),(9, 1, 2, 0))`
Let S be the set of all λ ∈ R for which the system of linear equations
2x – y + 2z = 2
x – 2y + λz = –4
x + λy + z = 4
has no solution. Then the set S ______.
