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The system of the linear equations x + y – z = 6, x + 2y – 3z = 14 and 2x + 5y – λz = 9 (λ ∈ R) has a unique solution if
  • a)
    λ = -8 
  • b)
    λ = 8
  • c)
    λ = -7
  • d)
    λ = 7
Correct answer is option 'B'. Can you explain this answer?
Most Upvoted Answer
The system of the linear equations x + y – z = 6,x + 2y – ...
For a solution to be unique the value of the determinant of the solution should not be equal to 0
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Community Answer
The system of the linear equations x + y – z = 6,x + 2y – ...
This system of equations have unique solution if and only if detis not equal to zero
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The system of the linear equations x + y – z = 6,x + 2y – 3z = 14 and 2x + 5y – λz = 9 (λ∈ R) has aunique solution ifa)λ= -8b)λ=8c)λ= -7d)λ =7Correct answer is option 'B'. Can you explain this answer?
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The system of the linear equations x + y – z = 6,x + 2y – 3z = 14 and 2x + 5y – λz = 9 (λ∈ R) has aunique solution ifa)λ= -8b)λ=8c)λ= -7d)λ =7Correct answer is option 'B'. Can you explain this answer? for JEE 2024 is part of JEE preparation. The Question and answers have been prepared according to the JEE exam syllabus. Information about The system of the linear equations x + y – z = 6,x + 2y – 3z = 14 and 2x + 5y – λz = 9 (λ∈ R) has aunique solution ifa)λ= -8b)λ=8c)λ= -7d)λ =7Correct answer is option 'B'. Can you explain this answer? covers all topics & solutions for JEE 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The system of the linear equations x + y – z = 6,x + 2y – 3z = 14 and 2x + 5y – λz = 9 (λ∈ R) has aunique solution ifa)λ= -8b)λ=8c)λ= -7d)λ =7Correct answer is option 'B'. Can you explain this answer?.
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