JEE Main 2025 Mathematics question

Mathematics Determinants JEE Main 2025

The system of equations x + y + z = 6, x + 2y + 5z = 9, x + 5y + z = , has no solution if

(1) = 17, 18Correct
(2) 17, 18
(3) = 15, 17
(4) = 17, = 18

Answer: (1)

Solution

D = 0 gives ; gives .

Question ID VK-001820