
Тригонометриялық өректер
Flashcard
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
Тригонометриялық өрек: \(\sin(\alpha \pm \beta) = ?\)
Back
\(\sin\alpha\cos\beta \pm \cos\alpha\sin\beta\)
2.
FLASHCARD QUESTION
Front
Тригонометриялық өрек: \(\sin 2\alpha = ?\)
Back
\(2\sin\alpha\cos\alpha\)
3.
FLASHCARD QUESTION
Front
Тригонометриялық өрек: \(\sin\alpha + \sin\beta = ?\)
Back
\(2\sin\left(\frac{\alpha + \beta}{2}\right)\cos\left(\frac{\alpha - \beta}{2}\right)\)
4.
FLASHCARD QUESTION
Front
Тригонометриялық өрек: \(\frac{\sin\alpha}{\cos\alpha} = ?\)
Back
\(\tan\alpha\)
5.
FLASHCARD QUESTION
Front
Тригонометриялық өрек: \(\tan(a + \beta) = ?\)
Back
\(\frac{\tan\alpha + \tan\beta}{1 - \tan\alpha \tan\beta}\)
6.
FLASHCARD QUESTION
Front
Тригонометриялық өрек: \(\cos(\alpha \pm \beta) = ?\)
Back
\(\cos\alpha\cos\beta \mp \sin\alpha\sin\beta\)
7.
FLASHCARD QUESTION
Front
Тригонометриялық өрек: \(\tan 2\alpha = ?\)
Back
\(\frac{2\tan\alpha}{1 - \tan^2\alpha}\)
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