Apa persamaan elips dengan pusat di (0,0) dan sumbu mayor 10?

Materi Elips untuk Kelas XII

Quiz
•
Mathematics
•
12th Grade
•
Hard
Dwi Rahayu
Used 2+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(x^2/50) + (y^2/10) = 1
(x^2/25) + (y^2/50) = 1
(x^2/100) + (y^2/25) = 1
(x^2/25) + (y^2/25) = 1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tentukan titik fokus dari elips dengan persamaan 4x^2 + y^2 = 36!
(2√3, 0) dan (-2√3, 0)
(3√3, 0) dan (-3√3, 0)
(6, 0) dan (-6, 0)
(0, 6) dan (0, -6)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika pusat elips berada di (h,k), bagaimana cara menentukan sumbu minor?
Sumbu minor dapat dihitung dengan rumus b = a + c.
Sumbu minor adalah setengah dari panjang sumbu mayor.
Sumbu minor dapat ditentukan dengan rumus b = c * sqrt(1 - (a^2/c^2)).
Sumbu minor dapat ditentukan dengan rumus b = a * sqrt(1 - (c^2/a^2)).
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sebuah elips memiliki sumbu mayor 12 dan sumbu minor 8. Apa persamaan elips tersebut?
rac{x^2}{36} + rac{y^2}{36} = 1
\frac{x^2}{36} + \frac{y^2}{16} = 1
rac{x^2}{48} + rac{y^2}{25} = 1
rac{x^2}{24} + rac{y^2}{9} = 1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tentukan gradien garis singgung pada titik (3,4) pada elips x^2/9 + y^2/16 = 1!
-1
3
2
-4/3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa hubungan antara jarak fokus dan sumbu mayor pada elips?
Jarak fokus berhubungan dengan sumbu mayor melalui rumus c² = a² - b².
Rumus jarak fokus adalah c = a + b.
Sumbu mayor selalu lebih panjang dari jarak fokus.
Jarak fokus tidak berhubungan dengan sumbu mayor.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika elips memiliki pusat di (h,k) dan sumbu mayor 14, berapa panjang sumbu minor jika e = 0.5?
8.2
15
12.124
10.5
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