Unformatted text preview: Today 8/26
Friday, August 26, 2011
7:05 AM 1. Quiz
2. Homework p. 351 4351(o), 6367(o), 7579(o) calcfree
Try the homework problems without using a calculator.
First, find the reference angle for the given angle. Here are some values you want
to become familiar with. (Angle measures are in radians) Undef. Undef. Also, remember which quadrants sine, cosine, and tangent are positive!
Goal: Evaluate trig functions without a calculator.
Examples:
Find sine, cosine, and tangent without a calculator.
45.a) 63. Find two values of (in both degrees and radians) where
without a calculator
a)
(in what quadrants is sine > 0? And what is ? Ch_4 Page 1 and Ch_4 Page 2 ...
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This note was uploaded on 11/19/2011 for the course MATH 180 taught by Professor Byrns during the Spring '11 term at Montgomery College.
 Spring '11
 byrns
 Math

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