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Tamil Nadu Board of Secondary EducationHSC Commerce Class 11
Textbook Solutions7035
Concept Notes120
Syllabus

If A = |cosθsinθ-sinθcosθ|, then |2A| is equal to - Business Mathematics and Statistics

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Question

If A = `|(cos theta,sin theta),(-sin theta,cos theta)|`, then |2A| is equal to

Options

  • 4 cos 2θ

  • 4

  • 2

  • 1

MCQ
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Solution

4

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Q 21
Chapter 1: Matrices and Determinants - Exercise 1.5 [Page 22]

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Samacheer Kalvi Business Mathematics and Statistics [English] Class 11 TN Board
Chapter 1 Matrices and Determinants
Exercise 1.5 | Q 21 | Page 22
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