1. Persamaan lingkaran yang melalui titik (–4,4), (–1,1), dan (2,4) adalah….

Matematika Peminatan XI

Quiz
•
Mathematics
•
11th Grade
•
Hard
Widyastuti Andayani
FREE Resource
50 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
a. x2 + y2 – 2x + 8y + 8 = 0
.
b. x2 + y2 + 2x – 8y + 8 = 0
c. x2 – y2 + 2x – 8y + 8 = 0
d. x2 + y2 – 2x – 8y + 8 = 0
e. x2 + y2 + 2x – 8y – 8 = 0
2.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
2, Persamaan lingkaran dengan pusat (3,2) dan menyinggung sumbu Y adalah….
a. x2 + y2 – 6x – 4y – 4 = 0
b. x2 + y2 – 6x – 4y + 4 = 0
c. x2 + y2 + 4x – 6y + 4 = 0
d. x2 + y2 – 2x – 8y + 4 = 0
e. x2 + y2 + 2x – 4y – 4 = 0
3.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
3. Persamaan lingkaran dengan pusat (3,2) dan menyinggung sumbu Y adalah….
a. x2 + y2 – 6x – 4y – 4 = 0
b. x2 + y2 – 6x – 4y + 4 = 0
c. x2 + y2 + 4x – 6y + 4 = 0
d. x2 + y2 – 2x – 8y + 4 = 0
e. x2 + y2 + 2x – 4y – 4 = 0
4.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
4.. Koordinat pusat lingkaran x2 + y2 – 6x + 4y – 24 = 0 adalah….
a. (– 6 , 4)
b. (6 , – 4)
c. (– 3 , 2)
d. (3 , – 2)
e. (4 , – 6)
5.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
5. Kedudukan garis g: x + y = 3 terhadap lingkaran L: x2 + y2 = 36 adalah….
A. Ada
B. Garis g memotong lingkaran di satu titik.
C. Garis g diluar lingkaran L
D. Tidak ada
E . Garis g memotong lingkaran L di dua titik.
6.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
6. Diketahui titik (–5, k) terletak pada lingkaran x2 + y2 + 2x – 5y – 21 = 0. Nilai k yang memenuhi adalah….
A. -6
B. -3
C. -1
D. 1
E. 3
7.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
7. Titik potong lingkaran x2 + y2 + 4x + 2y = 0 dengan garis 2x – y + 8 = 0 adalah….
A. ( 4 , 0 )
B. ( 0 , 4 )
C. ( -4 , 0 )
D. ( 2 , 4 )
E. ( - 2 , -3 )
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