If Tan = 1 root by 7 then (cosec2 0/ - second 0/ ) divided by (cosec 2 0/ +sec20/=?. Created by sanjay301234.

=?...

September 2021 0 4 Report

If Tan = 1 root by 7 then (cosec2 0/ - second 0/ ) divided by (cosec 2 0/ +sec20/=?