If ABC D is a cyclic quadrilateral, then find the value of `sinA+sinB-sinC-sinD` If `A+B+C=(pi)/(2)`
Channel: Doubtnut
Date: 28/01/2020

If ABC D is a cyclic quadrilateral, then find the value of `sinA+sinB-sinC-sinD` If `A+B+C=(pi)/(2)`, then find the value of `tanA tanB+tanBtanC+tanC tanA`