Question

24. The value of 7. for which the homogeneous system 7. x + y + 2 = 0, – x + 2 y + z = 0,
– X – Y + 2 = 0 has non trivial solution is
(A) -3
(B) 3
(C) 13
(D) O

Answer 1

Answer:

Not sure it must be c .

Explanation:

But not sure