TS EAMCET · Maths · Determinants
For what values of ' \(a\) ', the system of equations \(x+y+z=12 x+3 y+2 z=2\), \(a x+a y+2 a z=4\) will have a unique solution?
- A For a \(=0\) only
- B For all \(a \in R-\{0\}\)
- C For all \(a \in Q\)
- D For all \(a \notin N\)
Answer & Solution
Correct Answer
(B) For all \(a \in R-\{0\}\)
Step-by-step Solution
Detailed explanation
We have, The system of equations \[ x+y+z=1,2 x+3 y+2 z=2 a x+a y+2 a z=4 \] have unique solution…
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