English

If A = [x522y311z], xyz = 80, 3x + 2y + 10z = 20, ten A adj. A = [810008100081]

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Question

If A = `[(x, 5, 2),(2, y, 3),(1, 1, z)]`, xyz = 80, 3x + 2y + 10z = 20, ten A adj. A = `[(81, 0, 0),(0, 81, 0),(0, 0, 81)]`

Options

  • True

  • False

MCQ
True or False
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Solution

This statement is False.

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Chapter 4: Determinants - Solved Examples [Page 76]

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NCERT Exemplar Mathematics Exemplar [English] Class 12
Chapter 4 Determinants
Solved Examples | Q 17 | Page 76
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