1. 60. Factoring Trig Equations Loss of Solutions by Division.notebook April 03, 2013
60. Factoring Trig Equations, Loss of Solutions by Division
Solve by factoring.
2 2
x ­ 1 = 0 x + x = 0

2. 60. Factoring Trig Equations Loss of Solutions by Division.notebook April 03, 2013
1. Solve tan2θ ­ 1 = 0 given that 00 ≤ θ < 3600

3. 60. Factoring Trig Equations Loss of Solutions by Division.notebook April 03, 2013
2 0 0
2. Solve sin θ ­ sinθ = 0 given that 0 ≤ θ < 360

4. 60. Factoring Trig Equations Loss of Solutions by Division.notebook April 03, 2013
3. Solve cos2θ = 1 given that 00 ≤ θ < 3600

5. 60. Factoring Trig Equations Loss of Solutions by Division.notebook April 03, 2013
0 0
Solve 2 sinx cosx = sinx given that 0 ≤ θ < 360
Can't divide by sinx or
we lose some solutions.