1. Section 2.7 - Trigonometric Equations CALCULATOR REQUIRED

2. General Steps to Solving ANY Equation on TI-83 1.Set mode to radians (if trig is involved) 2.Set window to appropriate settings * 3.Set equation = 0 4.Enter equation into Y1. 5.Enter Y2 = 0 6.Graph 7.Find point(s) of intersection a.2 nd CALC 5 b.Press Enter c.Press Enter d.Move cursor using arrows NEAR point of intersection e.Press Enter

3. x = 0.412, 2.730

4. Asymptote x = 0.464, 3.605

5. x = 0.392, 2.750 x = 1.047, 5.236

6. x = -3.60, -2.13, 1.29 x = 1.87, 3.19, 4.34

7. x = 0.75, 1.99 x = 0.76, 1.34