Persamaan lingkaran berpusat di titik (2,3) dan melalui titik (5,-1) adalah . . .
LINGKARAN (ANALITIK)

Quiz
•
Mathematics
•
University
•
Hard
di ki
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10 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
x^2+y^2-4x-6y-12=0
x^2+y^2-4x-6y-13=0
x^2+y^2-4x-6y-25=0
x^2+y^2-2x-3y-10=0
x^2+y^2+2x+3y+25=0
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Persamaan x^2+y^2+4x-6y-12=0 merupakan lingkaran yang berpusat dan berjari-jari di . . .
(2, 3) dan 5
(4, 6) dan 5
(-2, -3) dan 5
(2,-3) dan 5
(-2,3) dan 5
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Persamaan garis singgung lingkaran x^2+y^2-6x+4y-12=0 di titik (7, 1) adalah . . .
3x-4y-41=0
4x+3y-55=0
4x-5y-53=0
4x+3y-31=0
4x-3y-40=0
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Salah satu persamaan garis singgung lingkaran x^2+y^2+6x-4y-7=0 yang tegak lurus dengan garis y=7-2x adalah . . .
2x-y+17=0
2x-y-12=0
x-2y+3=0
x-2y-3=0
x-2y=0
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Lingkaran L≡(x-3)^2+(y-1)^2=1 memotong garis y=1. Persamaan garis singgung di titik potong lingkaran dan garis y=1 adalah . . .
x=2 dan x=4
x=3 dan x=1
x=1 dan x=5
x=2 dan x=3
x=3 dan x=4
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Garis x-2y=5 memotong lingkaran x^2+y^2-4x+8y+10=0 dititik A dan B. Panjang ruas garis AB adalah . .
4√2
2√5
√10
5
4
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Persamaan lingkaran dengan pusat (3, -2) dan menyinggung sumbu Y adalah . . .
x^2+y^2-6x+2y+9=0
x^2+y^2+6x-4y+9=0
x^2+y^2-6x+4y+9=0
x^2+y^2-6x+4y+4=0
x^2+y^2+6x-4y+4=0
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