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Please give me ANSWER and with solution of que number 12 and let me know the concept of real and non zero root.

Please give me ANSWER and with solution of que number 12 and let me know the concept of real and non zero root.

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Grade:11

2 Answers

Saurabh Koranglekar
askIITians Faculty 10335 Points
3 years ago
Dear student

Please find the link attached

https://www.askiitians.com/forums/Algebra/22/38231/quadratic-equations.htm

Regards
Arun
25750 Points
3 years ago
Assume x be a real root.
 
put x into the eqn and separate real and imaginary parts to get:
 
x^2+px+r=0 and qx+s=0.
 
put x=-s/q in first one to get answer
 
Correct option is D

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