If `c^2` = 4d and the two equations `x^2` - ax + b = 0 and `x^2` - cx + d = 0 have one common r...
410 views · Published 12 October 2018 · 5:15 · Indexed 2 October 2026
Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW If `c^2` = 4d and the two equations `x^2` - ax + b = 0 and `x^2` - cx + d = 0 have one common root. then the value of 2(b+d)) is equal to (A) ? 13) ac (C) 2ac (D) ane
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