Given `a^2+b^2=1`, `c^2+d^2=1`, `p^2+q^2=1`, where all numbers are real, then ltbr gt (1) &nb...
78 views · Published 11 October 2018 · 2:51 · Indexed 23 September 2026
Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW Given `a^2+b^2=1`, `c^2+d^2=1`, `p^2+q^2=1`, where all numbers are real, then ltbr gt (1) `ab+cd+pq gt= 1` ltbr gt (2) `ab+cd+pq lt3` ltbr gt (3) `ab+cd+pq gt= 3` ltbr gt (4) `ab+cd+pq lt= 3/2`
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