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4.7 Inverse Trig Functions

# 4.7 Inverse Trig Functions - 4.7 Inverse Trig Functions...

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Unformatted text preview: 4.7 Inverse Trig Functions Tuesday, September 06, 2011 6:40 AM Agenda: 1. Homework Roll 2. Whiteboard Warmup 3. Lesson: 4.7 Inverse Trig Functions ____________________________________ Homework Roll Roll HW# 1,2 7 3,4 8 5 9 6 10 ____________________________________ Whiteboard Warmup Consider the functions and on the interval a. Use a graphing utility to graph and in the same viewing rectangle. b. Approximate the interval where . c. Approximate the interval where . How does the result compare to that of part b? Explain. ____________________________________ Lesson: 4.7 Inverse Trig Functions Goal: Use inverse trig functions to find angle measures DOD Trig Functions take an angle as an input and output a ratio. Inverse Trig Functions take a ratio as an input and output an angle measure. In general, inverse functions flip the domain and range. Specifically, for inverse trig functions, you need to restrict the domain so that we still have a function (and not a relation). Ch_4 Page 1 Domain: Range: Domain: Range: Domain: Range: Domain: Range: Domain: Range: Domain: Range: ____________________________________ Examples Evaluate the expression without a calculator. Ch_4 Page 2 Use an inverse trig function to write Use Ch_4 Page 3 as a function of . Use what? ...
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