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Ex 5.3, 5 - Solve x2 + 3x + 5 = 0 - Chapter 5 Class 11 - Ex 5.3

Ex 5.3, 5 - Chapter 5 Class 11 Complex Numbers - Part 2

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Ex5.3, 5 Solve the equation 2 + 3 + 5 = 0 2 + 3 + 5 = 0 The above equation is of the form 2 + + = 0 Where a = 1 , b = 3 , c = 5 = ( ( ^2 4 ))/2 = ( 3 ((3)^2 4 1 5))/(2 1) = ( 3 (9 20))/2 = ( 3 ( 11))/2 = ( 3 ( 1 11))/2 = ( 3 ( 1 ) 11)/2 = ( 3 11 )/2 Thus, = ( 3 11 )/2

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