Bentuk sederhana dari 4x + 12y − 10z − 8x + 5y − 7z adalah...
Aljabar kelas 7

Quiz
•
Mathematics
•
7th Grade
•
Hard
idk 124
Used 13+ times
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15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
15 mins • 10 pts
(A) −12x+12y−3z
(B) −4x+17y−17z
(C) 4x+7y−17z
(D) 12x+12y+17z
2.
MULTIPLE CHOICE QUESTION
15 mins • 10 pts
Bentuk sederhana dari 6a − 12b − 5c − 7b + 2c − 2a adalah...
−4a+19b−3c
4a−19b−3c
4a+19b−3c
8a−19b−3c
3.
MULTIPLE CHOICE QUESTION
15 mins • 10 pts
Hasil dari 5x − 6y + 7z − 6x − 4y − 2z adalah...
11x−10y+9z
5x−9y+7z
x−10y+5z
−x−10y+5z
4.
MULTIPLE CHOICE QUESTION
15 mins • 10 pts
Perhatikan pernyataan berikut!
I.4x²−9=(2x+3)(2x−3)
II.2x²+x−3=(2x−3)(x+1)
III.x²+x−6=(x+3)(x−2)
IV.x²+4x−5=(x−5)(x+1)
Pernyataan yang benar adalah...
I dan II
II dan III
I dan III
II dan IV
5.
MULTIPLE CHOICE QUESTION
15 mins • 10 pts
Manakah dibawah ini yang merupakan identitas
(A) (a−b)(a+b)=a²−b²
(B) a²−b²=(a−b)²
(C) a²+b²=(a+b)²
(D) (ab)²=a²+ab²
(a−b)(a+b)=a²−b²
a²−b²=(a−b)²
a²+b²=(a+b)²
(ab)²=a²+ab²
6.
MULTIPLE CHOICE QUESTION
15 mins • 10 pts
hasil pengurangan dari gambar di samping adalah
7.
MULTIPLE CHOICE QUESTION
15 mins • 10 pts
Penyederhanaan bentuk (2x+3)²−(x−2)², adalah...
3x²+8x+13
3x²+16x+5
3x²+4x+13
3x²+8x+5
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