If `z_1, z_2` are the non zero complex root of `z^2 -ax + b=0` such that `|z_1| =|z_2|`, wh
35 views · Published 13 October 2018 · 3:52 · Indexed 4 October 2026
Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW If `z_1, z_2` are the non zero complex root of `z^2 -ax + b=0` such that `|z_1| =|z_2|`, where a, b arecomplex numbers. If `A(z_1), B(z_2) and /_AOB =theta, 'O'` being the origin, then prove `a^2=4b cos^2 (theta/2)`
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