Ex 5.3, 1 - Chapter 5 Class 11 Complex Numbers

Last updated at Sept. 24, 2018 by Teachoo

Ex 5.3, 1 - Solve x2 + 3 = 0 - Chapter 5 CBSE NCERT - Quadaratic equation

Transcript

Ex 5.3, 1 - Chapter 5 Class 11 Complex Numbers - NCERT Solve the equation 𝑥^2 + 3 = 0 𝑥2 + 3 = 0 𝑥2 = 0 – 3 𝑥2 = −3 𝑥 = ± √(−3) 𝑥 = ± √(−1 × 3) 𝑥 = ± √(−1) × √3 𝑥 = ± i × √3 (i = √(−1)) 𝑥 = ± i √3 𝑥 = ± √3 i

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