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Ex 4.1, 3 - Chapter 4 Class 11 Complex Numbers
Last updated at Dec. 16, 2024 by Teachoo
Power of i(odd and even)
Chapter 4 Class 11 Complex Numbers
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)
Transcript
Ex5.1,3 Express the following in the form a+ ib : ^( 39) ^( 39) = 1/ ^39 = 1/( ( ^38) ) = 1/(( ^2 )19 ) Putting i 2 = 1 = 1/(( 1) 19 ) = 1/(" " 1 ) = 1/( ) multiplying and dividing by i = 1/( ) ( )/( ) = ( )/( ^2 ) Putting i 2 = 1 = ( )/( ( 1)) = = 0 +
