`alpha,beta and gamma` are parametric angles of three points P, Q and R respectively, on the ci...
743 views · Published 12 October 2018 · 3:15 · Indexed 2 October 2026
Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW `alpha,beta and gamma` are parametric angles of three points P, Q and R respectively, on the circle `x^2 + y^2 = 1` and A is the point (-1, 0). If the lengths of the chords AP, AQ and AR are in GP, then `cos alpha/2, cos beta/2 and cos gamma/2` are in
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