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Sir I'm not able to solve this. It's from quadratic equations...

Sir I'm not able to solve this. It's from quadratic equations...

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Grade:12th pass

1 Answers

rohit chandekar
36 Points
6 years ago
D=b^2-4acb=4a+c/-2Now,D=16a^2+c^2+8ac/4 -4ac =16a^2+c^2+8ac/4 =(4a+c/2)^2Hence it is always greater than 0 and will have real roots.

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