imo class 12 vector algebra

Area of the triangle formed by i and j is:

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#IMO#Class 12#Mathematics#Vector Algebra#mathematical-reasoning

Area of the triangle formed by i and j is:

  • A. 1
  • B. 1/2
  • C. 2
  • D. √2/2

Answer: B) 1/2

Explanation: Triangle area = 1/2 × |i×j|.

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