If p, q, r in harmonic progression and p & r be different having same sign then the roots of t...
952 views · Published 12 October 2018 · 7:51 · Indexed 1 October 2026
Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW If p, q, r in harmonic progression and p & r be different having same sign then the roots of the equation `px^2 + qx + r = 0` are (A) real and equal(B) real and distinct (C) irrational (D) imaginary
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