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NDA 2014
Exam
NDA
Year
2014
Subject
Mathematics
Chapter
Matrices

NDA 2014 · Mathematics · Matrices

From the matrix equation AB=AC , where A, B, C are the square...

From the matrix equation AB=AC\mathrm{AB}=\mathrm{AC}, where A,B,C\mathrm{A}, \mathrm{B}, \mathrm{C} are the square matrices of same order, we can conclude B=C\mathrm{B}=\mathrm{C} provided

Options

  1. AA is non-singular
  2. BA is singular
  3. CA is symmetric
  4. DA is skew symmetric

Correct answer

A. A is non-singular

Step-by-step solution

The correct answer is option (A)
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