
Elips kelas 12
Flashcard
•
Mathematics
•
12th Grade
•
Practice Problem
•
Hard
Eunike fienna tangkilisan
Used 1+ times
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8 questions
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1.
FLASHCARD QUESTION
Front
Carilah persamaan elips dengan fokus (0, 2) dan direktris=4..?
Back
Jadi jawabannya adalah x^2/4 + y^2/8 = 1
2.
FLASHCARD QUESTION
Front
Selidiki apakah garis x - √3y - 8 = 0
memotong, menyinggung/ tidak memotong sama sekali elips x^2/16 + y^2/4 = 1
Back
Jadi di dapat titik singgung (2,-√3)
3.
FLASHCARD QUESTION
Front
Apa yang dimaksud dengan elips?
Back
Elips adalah kurva tertutup yang berbentuk seperti lingkaran yang tertekan atau oval.
4.
FLASHCARD QUESTION
Front
Persamaan garis singgung pada elips x^2/4^2 + y^2/16^2 = 1, dengan gradient m = 3. Tentukan persamaan garis singgungtersebut!
Back
Jadi persamaan garis singgungnya adalah y = 3 ± √(36 + 16)
5.
FLASHCARD QUESTION
Front
Tentukan persamaan kedua garis singgung pada elips x^2/25 + y^2/16 = 1. Disuatu titik pada elips yang ordinatnya 2.
Back
4√3x - 5y + 40 = 0
6.
FLASHCARD QUESTION
Front
Apa yang dimaksud dengan sumbu mayor dan sumbu minor dari elips?
Back
Sumbu mayor adalah garis lurus terpanjang yang melewati kedua titik fokus elips. Sumbu minor adalah garis lurus terpendek yang melewati pusat elips dan tegak lurus terhadap sumbu mayor.
7.
FLASHCARD QUESTION
Front
Jelaskan hubngan antara eksentrisitas elips dengan bentuknya!
Back
Semakin kecil nilai eksentrisitas, semakin mirip bentuk elips dengan lingkaran. Semakin besar nilai eksentrisitas, semakin tertekan bentuk elips.
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