Diberikan himpunan pasangan berurutan berikut: {(2, 3), (4, 5), (2, 6)}. Apakah pasangan ini merupakan fungsi?
Latihan Soal Semester Ganjil

Quiz
•
Mathematics
•
11th Grade
•
Hard
Dwi Safitri
Used 1+ times
FREE Resource
32 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ya, karena setiap elemen pada domain memiliki pasangan unik di kodomain
Tidak, karena ada elemen pada domain yang memiliki lebih dari satu pasangan di kodomain
Ya, karena setiap elemen pada kodomain memiliki pasangan unik di domain
Tidak, karena semua pasangan berurutan harus unik
Ya, karena daerah kodomain memiliki tepat satu pasangan
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diketahui relasi yang menghubungkan anggota himpunan A = { 1, 2, 3, 4} ke B = { a, b, c, d }. Himpunan pasangan berurutan berikut yang merupakan fungsi adalah. . . .
{(1, a), (2, c), (3, b)}
{(1, a), (2, d), (3, c), (3, d)}
{(1, b), (2, a), (4, c)}
{(1, b), (2, b), (3, a), (4, c)}
{(1, c), (1, a), (2, b), (3, d)}
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diketahui fungsi f(x) = 4x - 7 dengan daerah asal { x Ӏ 1≤ x ≤ 10, x bilangan prima}. Daerah hasil fungsi f adalah . . . .
{1, 5, 13, 21 }
{5, 13, 21, 29}
{-3, 1, 5, 13, 21, 29}
{4, 8, 12, 20, 28, 36}
{8, 12, 20, 28, 36}
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Fungsi ( f(x) = 2x + 3 ). Berapakah nilai ( f(4) )?
7
8
11
13
15
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diketahui fungsi fx= -x2+1 dengan daerah asal { x Ӏ 1≤ x ≤ 4, x bilangan bulat }.Daerah hasil fungsi f adalah . . . .
{ -17, -10, -5, -2 }
{ -15, -8, -3, 0 }
{ 0, 3, 8, 15 }
{ 1, 4, 9, 16 }
{ 2, 5, 10, 17 }
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika fx= -x2+2x-8 dan gx= -3x+5, rumus fungsi ( f +g) (x) adalah . . . .
x2-x-3
x2-x+3
x2+x-13
x2+5x-3
x2+5x+3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hasil operasi aljabar ( f - g)(x) untuk f (x) = 3xx-2 dan g(x) = x + 1 adalah . . . .
x2+4x+2 /x-2
x2-2x-2 /x-2
-x2+4x+2 /x-2
-x2+4x-2 /x-2
-x2-2x+2 /x-2
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