Adicijski izreki Flashcards

1
Q

Adicijski izreki

A
  • sin(a+b) = sina cosb + cosa sinb
  • sin(a-b) = sina cosb - cosa sinb
  • cos(a+b) = cosa cosb - sina sinb
  • cos(a-b) = cosa cosb + sina sinb
  • tan(a+b) = tana + tanb/ 1 - tana tanb
  • tan(a-b) = tana - tanb/ 1 + tana tanb
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2
Q

Kotne funkcije dvojnih kotov

A
  • sin2a = 2 sina cosa
  • cis2a = cos^2a - sin^2a
  • tan2a = 2 tana/1 - tan^2a
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