Tan inverse x tan inverse 2x pi 4 July 8, 2019 16 32 64 128 Tan inverse x tan inverse 2x π 4 Tan inverse x tan inverse 2x is equal to pi by 4 Tan inverse 2x tan inverse 3x pi 4 then x is equal to Tan inverse 2x tan inverse 3x pi 4 then x Inverse of tanx