Saturday

April 18, 2015

April 18, 2015

Posted by **leanne** on Friday, July 30, 2010 at 11:31pm.

- grade 12 math -
**Reiny**, Saturday, July 31, 2010 at 7:21am1-tan^2x=0

tan^2 x = 1

tan x = ±1

x = π/4, π - π/4, π + π/4, or 2π - π/4

x π/4, 3π/4, 5π/4, 7π/4

**Answer this Question**

**Related Questions**

algebra 1 help please - 4) a student score is 83 and 91 on her first two quizzes...

Algebra 2 - Solve. 4a-2≤a+1≤3a+4 4a-2-1≤a+1-1≤3a+4-1 4a-...

Math - Let sin A = 12/13 with 90º≤A≤180º and tan B = -4/3 with 270...

Trig - Let sin A = 12/13 with 90º≤A≤180º and tan B = -4/3 with 270...

trig - Let sin A = 12/13 with 90º≤A≤180º and tan B = -4/3 with 270...

Math (Trigonometry) - 1. If sec x + tan x = 3/2 and 0 ≤ x ≤ pi/2 ...

Math - Minimize C=7x+3y+4z 0≤x 0≤y 0≤z 100≤2x+3y+3z 120...

Math - Minimize C=7x+3y+4z 0≤x 0≤y 0≤z 100≤2x+3y+3z 120...

Math - Solve for all possible values of x where O°≤x≤360°. tan x = -...

Pre Calculus - sec x = -2 , π ≤ x ≤ 3π Use a calculator to...