Example 9 - Solve x2 + 2 = 0 - Chapter 5 Class 11 - Quadaratic equation

  1. Chapter 5 Class 11 Complex Numbers
  2. Serial order wise
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Example 9 Solve π‘₯2 + 2 = 0 π‘₯2 + 2 = 0 π‘₯2 = 0 – 2 π‘₯2 = – 2 π‘₯ = Β± √(βˆ’2) = Β± √(βˆ’1" Γ— " 2) = Β± √(βˆ’1) Γ— √2 = Β± i "Γ—" √2 = Β± √2i

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Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 8 years. He provides courses for Maths and Science at Teachoo. You can check his NCERT Solutions from Class 6 to 12.