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Ex 5.3
Ex 5.3, 2 Important Deleted for CBSE Board 2023 Exams
Ex 5.3, 3 Deleted for CBSE Board 2023 Exams
Ex 5.3, 4 Deleted for CBSE Board 2023 Exams
Ex 5.3, 5 Deleted for CBSE Board 2023 Exams
Ex 5.3, 6 Important Deleted for CBSE Board 2023 Exams
Ex 5.3, 7 Deleted for CBSE Board 2023 Exams
Ex 5.3, 8 Deleted for CBSE Board 2023 Exams
Ex 5.3, 9 Important Deleted for CBSE Board 2023 Exams
Ex 5.3, 10 Deleted for CBSE Board 2023 Exams You are here
Last updated at March 29, 2023 by Teachoo
Ex 5.3, 10 Solve the equation 2 + x/ 2 + 1=0 x2 + x/ 2 + 1 = 0 Multiply the equation by 2 2 ( ^2+ / 2+1) = 2 0 2 x2 + 2 / 2 + 2 1 = 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 ( 1))/(2 2) = ( 1 7 )/(2 2) Thus, = ( 1 7 )/(2 2)