Question 3 - Quadaratic equation - Chapter 4 Class 11 Complex Numbers

Last updated at August 5, 2026 by

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

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Question 3 - Chapter 5 Class 11 Complex Numbers - NCERT Solve š‘„^2 + 2 = 0 š‘„2 + 2 = 0 š‘„2 = 0 ā€“ 2 š‘„2 = ā€“ 2 š‘„ = Ā± āˆš(āˆ’2) = Ā± āˆš(āˆ’1 Ɨ 2) (i = āˆš(āˆ’1 )) = Ā± āˆš(āˆ’1) Ɨ āˆš2 = Ā± i Ɨ āˆš2 = Ā± āˆš2i

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