Prove the identity tan 2x - tan x = tan x sec 2x

Thank you for your time and help

Printable View

- Oct 6th 2009, 07:35 AMBeckyDWoodTrigonometric Identities
Prove the identity tan 2x - tan x = tan x sec 2x

Thank you for your time and help - Oct 6th 2009, 10:09 AMAmer
- Oct 6th 2009, 11:02 AMKrizalid