1300 Math Formulas

(Dana P.) #1
CHAPTER 4. TRIGONOMETRY


  1. fåîÉêëÉ=`çí~åÖÉåí=cìåÅíáçå==
    ó=~êÅÅçíñI=−∞≤ñ≤∞I=MK=<~êÅÅçíñ<π


===== =


Figure 69.
=


  1. fåîÉêëÉ=pÉÅ~åí=cìåÅíáçå==


( ][ ) I K
O O

ó ~êÅëÉÅ=ñI ñ I N NI I~êÅëÉÅñ MI 





π

π
∪





 π
= ∈−∞− ∪ ∞ ∈

=


Figure 70.
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