If `sinalpha=3/(sqrt(73)),cosbeta=11/(sqrt(146))` where `alpha,beta in [0,pi/2]` then `(alph...
347 views · Published 12 October 2018 · 2:30 · Indexed 21 September 2026
Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW If `sinalpha=3/(sqrt(73)),cosbeta=11/(sqrt(146))` where `alpha,beta in [0,pi/2]` then `(alpha+beta)` is equal to-
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