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NDA 2010
Exam
NDA
Year
2010
Subject
Mathematics
Chapter
Matrices

NDA 2010 · Mathematics · Matrices

If [ array ccc 1 & -3 & 2 2 & -8 & 5 4 & 2 & λ array ] is not an...

If \left[1−322−8542λ\begin{array}{ccc} 1 & -3 & 2 \\ 2 & -8 & 5 \\ 4 & 2 & \lambda \end{array}$\right] is not an invertible matrix, then what is the value of λ\lambda ?$

Options

  1. A-1
  2. B0
  3. C1
  4. D2

Correct answer

C. 1

Step-by-step solution

The correct answer is option (C).
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