Різниця квадратів (перевірка домашнього завдання)
Quiz
•
Mathematics
•
7th Grade
•
Medium
Марина Іванова
Used 1+ times
FREE Resource
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1,25у5 • (-0,4х6у7)
0,05у12х6
-5у12х6
-0,5у35х6
-0,5у12х6
Інший варіант
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(-2xy5)2 •0,8х4y
1,6х6у8
-3,2х6у8
3,2х6у11
3,2х8у4
Інший варіант
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
х2 — 6х + 8 =
(х — 2)(х — 4)
(х + 1)(х — 8)
(х — 3)(х — 5)
(х — 1)(х + 8)
Інший варіант
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Яке число має бути на місці крапок у рівності?
(4y+...)(4y−...) = 16y2−16.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Доповни рівність:
81−x2 = (9−x) …
жодному з даних виразів
(x−9)
(9−x)
(x+9)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Виконай множення: (2c7−5d2)⋅(2c7+5d2)
4c14−25d4
4c14−20c7d2+25d4
4c9−25d2
2c14−5d4
Інший варіант
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