Let `f(x)=|[sec^2x,1,1],[cos^2x,cos^2x,cosec^2x],[1,cos^2x,cot^2x]|`, then
300 views · Published 13 October 2018 · 6:19 · Indexed 4 October 2026
Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW Let `f(x)=|[sec^2x,1,1],[cos^2x,cos^2x,cosec^2x],[1,cos^2x,cot^2x]|`, then
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