Pertidaksamaan Linier Satu Variabel
Quiz
•
Mathematics
•
7th Grade
•
Practice Problem
•
Medium
ANDREANI RAMADHANI
Used 6+ times
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diantara pernyataan berikut yang merupakan pertidaksamaan linier satu variabel yaitu
(i) 2x + 3y < 20
(ii) x² + 2y - 4 >18
(iii) 3x + 8 = -22
(iv) 2y - 4 ≥ 20
(v) 3(t - 2) < (5t -16)
3a + 2 ≥ 2a + 6, KECUALI......
(i),(ii) dan (iii)
(ii),(iii) dan (iv)
(iii),(iv) dan (v)
(iv),(v) dan (vi)
Answer explanation
(i) 2x + 3y < 20
Bukan PtLSV : karena memuat 2 variabel
(ii) x² + 2y - 4 >18
Bukan PtLSV : karena memuat berderajat 2
(iii) 3x + 8 = -22
Bukan PtLSV : karena memuat menggunakan notasi persamaan (=)
(iv) 2y - 4 ≥ 20
PtLSV : karena memuat 1 variabel, berderajat 1 dan menggunakan notasi pertidaksamaan
(v) 3(t - 2) < (5t -16)
PtLSV : karena memuat 1 variabel, berderajat 1 dan menggunakan notasi pertidaksamaan
(vi) 3a + 2 ≥ 2a + 6
PtLSV : karena memuat 1 variabel, berderajat 1 dan menggunakan notasi pertidaksamaan.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bastian berusia 3 tahun lebih tua dari Diah. Jumlah usia mereka kurang dari 15 tahun, usia Diah sekarang adalah....
< 6 tahun
> 6 tahun
< 7 tahun
> 8 tahun
Answer explanation
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
t = {7, 11, 13, 15, ...}
t = {5, 7, 9, 11, 13, 15, ...}
t = {9, 11, 13, 15, ...}
t = {7, 9, 11, 13, 15,...}
Answer explanation
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Semua siswa kelas VII berusia paling tua 16 tahun. Jika u menyatakan usia siswa kelas VII, model matematika yang tepat adalah...
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Beno adalah siswa kelas IX di suatu sekolah. Ia mendapat tugas untuk membuat kerangka kubus dari kawat. Ia memiliki kawat sepanjang 80 cm. Kemungkinan panjang rusuk dari kubus yang dapat dibuat adalah, kecuali...
7 cm
6,5 cm
6 cm
5,5 cm
Answer explanation
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Himpunan penyelesaian dari -7p + 8 < 3p – 22, untuk p bilangan bulat adalah...
{…,-6,-5,-4}
{…,0,1,2}
{-2,-1,0,…}
{4,5,6,…}
Answer explanation
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