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The values of k for which the system of equations has a non-trivial solution is
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a
2110
b
3110
c
-5
d
4
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Correct option is A
The condition for a homogeneous system of equations to have a non-trivial solution is Δ=0⇒1k-33k-223-4=0⇒1−4k+6−k−12+4−39−2k=0⇒−4k+6+8k−27+6k=0⇒10k−21=0⇒k=2110Similar Questions
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