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Example 9 - Chapter 5 Class 11 Complex Numbers (Term 1)
Last updated at Sept. 24, 2018 by Teachoo
Transcript
Example 9 - Chapter 5 Class 11 Complex Numbers - NCERT Solve ๐ฅ^2 + 2 = 0 ๐ฅ2 + 2 = 0 ๐ฅ2 = 0 โ 2 ๐ฅ2 = โ 2 ๐ฅ = ยฑ โ(โ2) = ยฑ โ(โ1 ร 2) (i = โ(โ1 )) = ยฑ โ(โ1) ร โ2 = ยฑ i ร โ2 = ยฑ โ2i
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Chapter 5 Class 11 Complex Numbers (Term 1)
Concept wise
-
Quadaratic equation
- Two complex numbers equal
- Convert to a + ib form
- Identities (square, cube of 2 complex numbers)
- Division
- Power of i(odd and even)
- Conjugate
- Modulus,argument
- Polar representation
- Proof- Replacing iota with -iota
- Proof- Taking general complex numbers
- Proof- Solving
- Proof- Using modulus conjugate property (Pg 102)
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Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 10 years. He provides courses for Maths and Science at Teachoo.