Tan inverse 1 upon root 3 July 8, 2019 16 32 64 128 Tan inverse minus 1 upon root 3 Value of tan inverse 1 upon root 3 Tan inverse 2 root x upon 1 3 x Tan inverse 1 root 3 upon 3 root 3 sec inverse Tan inverse root x minus x upon 1 x 3 2 Tan 1/ root 3 Inverse tan of root 3 over 3 Inverse of tanx