If `cosalpha=1/(sqrt(2)),sinbeta=1/(sqrt(3))` , show that `tan((alpha+beta)/2)cot((alpha-beta...
2,150 views · Published 12 October 2018 · 3:06 · Indexed 2 October 2026
Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW If `cosalpha=1/(sqrt(2)),sinbeta=1/(sqrt(3))` , show that `tan((alpha+beta)/2)cot((alpha-beta)/2)=5+2sqrt6` or `5-2sqrt6`
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