Friday

October 9, 2015
Posted by **Haley** on Tuesday, November 20, 2012 at 3:20pm.

please show all work

- pre-calc -
**Damon**, Tuesday, November 20, 2012 at 3:42pm1 + 2 tan x + tan^2 x = 2 tan x + 2

tan^2 x - 1 = 0

tan x = 1 or -1

x = 45 or 135 or or 225 or 315 degrees