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

  1. Chapter 5 Class 11 Complex Numbers
  2. Serial order wise
Ask Download

Transcript

Example 9 - Chapter 5 Class 11 Complex Numbers - NCERT Solve ๐‘ฅ^2 + 2 = 0 ๐‘ฅ2 + 2 = 0 ๐‘ฅ2 = 0 โ€“ 2 ๐‘ฅ2 = โ€“ 2 ๐‘ฅ = ยฑ โˆš(โˆ’2) = ยฑ โˆš(โˆ’1 ร— 2) (i = โˆš(โˆ’1 )) = ยฑ โˆš(โˆ’1) ร— โˆš2 = ยฑ i ร— โˆš2 = ยฑ โˆš2i

About the Author

Davneet Singh's photo - Teacher, Computer Engineer, Marketer
Davneet Singh
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.