Persamaan garis singgung di titik (5, -2) pada lingkaran x2 + y2 = 81 adalah….
PAT_MTK_XI_AKL

Quiz
•
Mathematics
•
11th Grade
•
Hard
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35 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
-2x + 5y = 81
-5x + 2y = 81
5x – 2y = 81
5x – 2y = 9
-5x + 2y = 9
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Agar suatu garis lurus tidak memotong maupun menyinggung lingkaran, maka haruslah…
D > 0
D = 0
D < 0
D ≤ 0
D ≥ 0
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Perhatikan pernyataan berikut!
1. Garis memotong lingkaran di 2 titik jika D > 0
2. Garis memotong lingkaran di 2 titik jika D ≥ 0
3. Garis menyinggung lingkaran jika D = 0
4. Garis di luar lingkaran jika D ≤ 0
Pernyataan yang benar adalah….
1,2, dan 3
2 dan 4
1 dan 3
4
semua benar
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diketahui suku banyak f(x) dan g(x) sebagai berikut:
f(x) = 2x3 - x2 + 5x - 10
g(x) = 3x2 - 2x + 8
Nilai dari 2f(-2) - 3√𝑔(1) = ….
89
49
-71
-89
80
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nilai suku banyak untuk f(x) = 2x3 - x2 - 3x + 5 untuk x = 2 adalah….
-11
-9
9
11
19
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diketahui suku banyak f(x) dan g(x) sebagai berikut:
f(x) = 2x3 - x2 + 5x - 10
g(x) = 3x2 - 2x + 8
nilai dari f(x).g(x) adalah….
6x5 + 7x4 + 33x3 – 48x2 + 60x – 80
6x5 + 7x4 + 33x3 – 48x2 + 60x + 80
– 6x5 – 7x4 + 33x3 – 48x2 + 60x + 80
6x5 – 7x4 – 33x3 – 48x2 + 60x – 80
6x5 – 7x4 + 33x3 – 48x2 + 60x – 80
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Perkiraan nilai y untuk nilai x = 25 adalah…
78,72
79,04
80,06
81,05
81,24
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