PG entrance exam IIT JAM 2025 Mock Test Engineering Mathematics Linear Algebra System of Linear Equations
Let λ, μ ∈ R. If the system of equations
3x + 5y + λz = 3
7x + 11y – 9z = 2
97x + 155y – 189z = μ
has infinitely many solutions, then μ + 2λ is equal to :
1
25
2
24
3
27
4
22