Question

you are Bibhu/Bibha 4Govindnagar Kanpur your vitnes that no or very little change have take place in the condition of half population though goverment and otherity are making continuos opproches write a letter to a editor of National daily drawing attention of the autherities and sociaty to the problem.​

Answer 1

In a triangle ABC if angleA = 90°,proved that tan invers b÷a+c+tan invers c÷a+be=π÷4, where a,b,c are sides of the triangle