Identitas dan Rumus Trigonometri
Flashcard
•
Mathematics
•
11th Grade
•
Practice Problem
•
Hard
Dzrits 03
Used 1+ times
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10 questions
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1.
FLASHCARD QUESTION
Front
Sebutkan tiga bentuk identitas Pythagoras yang paling fundamental!
Back
sin²θ + cos²θ = 1
1 + tan²θ = sec²θ
1 + cot²θ = csc²θ
2.
FLASHCARD QUESTION
Front
Back
3.
FLASHCARD QUESTION
Front
Sederhanakan bentuk berikut: sin A · cot A.
Back
sin A · cot A = cos A
4.
FLASHCARD QUESTION
Front
Tuliskan hubungan antara fungsi kosekan dan sinus.
Back
csc θ = 1/sin θ
5.
FLASHCARD QUESTION
Front
Apakah benar bahwa sin θ / (1 - cos θ) = (1 - cos θ) / sin θ.
Back
Benar
sin θ / (1 - cos θ) = (1 - cos θ) / sin θ.
6.
FLASHCARD QUESTION
Front
Back
7.
FLASHCARD QUESTION
Front
Diketahui sin θ = 3/5. Nilai cos θ di kuadran II adalah negatif, sehingga cos θ = -4/5. Berapakah nilai sec θ?
Back
Nilai sec θ adalah 1/cos θ = -5/4.
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