1.  Pick up handout: Trig Function Decimal Approximations  Fill in the radians column and reference angle column  Use your calculator to find the decimal approximations for the six trig functions and fill in the rest of the table

2.  Find the exact value of each of the following:

3.  If you could have taken another math class between intermediate algebra and pre- calculus, what would you have found helpful to learn/review in that class before taking pre- calculus?

5. Section 4.5 Use graph paper Have out your graphs that you made.

8.  Cyclical (repeats)  Continuous  Goes through origin  Has an amplitude of 1  Has a period of 2π  Domain=ℝ (all real #s)  Range = [-1, 1]  Odd function ◦ Rotational symmetry

10.  http://www.intmath.com/trigonometric- graphs/3-graphs-sin-cos-phase- shift.php#java http://www.intmath.com/trigonometric- graphs/3-graphs-sin-cos-phase- shift.php#java  http://www.analyzemath.com/trigonometry/ sine.htm http://www.analyzemath.com/trigonometry/ sine.htm

11.  Determine the amplitude, period, phase shift, and vertical shift of the function.

13.  Cyclical (repeats)  Continuous  y-intercept at (0, 1)  Has an amplitude of 1  Has a period of 2π  Domain=ℝ (all real numbers)  Range = [-1, 1]  Even function ◦ Symmetric across y-axis

15.  http://www.intmath.com/trigonometric- graphs/3-graphs-sin-cos-phase- shift.php#java http://www.intmath.com/trigonometric- graphs/3-graphs-sin-cos-phase- shift.php#java  http://www.analyzemath.com/cosine/cosine. html http://www.analyzemath.com/cosine/cosine. html

16.  Determine the amplitude, period, phase shift, and vertical shift of the function.

18.  Determine the amplitude, period, phase shift, and vertical shift of the function. Then graph.

22.  Write an equation for the following graph:

24.  Page 493 #1-49 Every Other Odd, 71, 97  Use graph paper for graphs  Check graphs with your graphing calculator