Sum Or Difference Of Two Angles Formula Sheet Page 5

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Rewrite all of the values from the previous page so we can have them handy as we work the problem out:
5
4
cos
sin
 
, sin  = ___________, tan  = ___________, cos  = ___________,
  
, tan  = ___________
5
5
sin   
(a)
cos   
(b)
sin   
(c)
tan   
(d)
Page | 5

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