Ex 5.3, 7 - Solve root 2 x2 + x + root2 = 0 - Class 11 - Quadaratic equation

  1. Chapter 5 Class 11 Complex Numbers
  2. Serial order wise

Transcript

Ex5.3, 7 Solve the equation 2x2 + x + 2 = 0 2x2 + x + 2 = 0 The above equation is of the form 2 + + = 0 Where a = 2 , b = 1, and c = 2 = ( ( ^2 4 ))/2 = ( 1 ((1)^2 4 (2 ) 2) )/(2 2) = ( 1 (1 4 2))/(2 2) = ( 1 (1 8))/(2 2) = ( 1 ( 7))/(2 2) = ( 1 ( 1 7))/(2 2) = ( 1 7 )/(2 2) Thus, = ( 1 7 )/(2 2)

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