Simplifying Trig Expressions.notebook
November 01, 2016
Mar 21­12:10 PM
Mar 21­12:10 PM
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Simplifying Trig Expressions.notebook
November 01, 2016
Goals
~To simplify trig expressions~
Mar 21­12:11 PM
Simplifying Trig Expressions
Recall:
tan2x =
sec2x =
cot2x =
csc2x =
sin2θ + cos2θ = 1
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Simplifying Trig Expressions.notebook
November 01, 2016
from the unit circle (i.e. any of the six trigonometric functions)
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7. sin2x ‐ 1
10. cosx tanx cscx
8. sinxcotx
9. sinθcscθcotθ
11. 2 ‐ 2cos2θ
12. seccθcotθ
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Simplifying Trig Expressions.notebook
November 01, 2016
33. cot2x ‐ cos2x
cos2x
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Homework
Complete worksheet
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