

Добуток суми та різниці двох виразів
Presentation
•
Mathematics
•
7th Grade
•
Practice Problem
•
Easy
В.Б. Литвин
Used 10+ times
FREE Resource
6 Slides • 13 Questions
1
Добуток суми та різниці двох виразів
7 клас

2
3
4
Далі тестові завдання
5
Multiple Choice
(m−n)(m+n)=
m2−n2
m−n
n2−m2
m2+n2
m+n
6
Multiple Choice
(x+3)(x−3)=
2x−9
9−x²
x²−9
x²−3
x−3
7
Multiple Choice
(12+a)(a−12)=
144−a²
a²+144
a²−144
a²−24
8
Multiple Choice
(x–7)(x+7)=
x2–49
x2+49
x2–14
49−x2
14−x2
9
10
Далі тестові завдання
11
Multiple Choice
(2x−3y)(2x+3y)=
2x2−3y2
4x2+9y2
4x2−9y2
2x2+3y2
12
Multiple Choice
(10a+b)(b−10a)=
100a2−b2
10a2−b2
b2−100a2
b2−10a2
13
Multiple Choice
(0,5b−7m)(7m+0,5b)=
0,5b²−7m²
0,25b²−49m²
49m²−0,25b²
0,25b²+49m²
14
Multiple Choice
(10x–0,8)(0,8+10x)=
0,64–100x2
100x2–0,64
100x2–6,4
10x2–0,64
15
Multiple Choice
(2x–9)(2x+9)=
81–4x2
4x2–81
2x2–81
4x2–18
16
Multiple Choice
(0,5x–0,2)(0,5x+0,2)=
0,25x2–4
2,5x2–0,04
0,25x2–0,04
0,25x2–0,4
17
Multiple Choice
(5x3+2yz)(2yz−5x3)=
25x6−4y2z2
4yz−25x6
25x6−4yz
4y2z2−25x6
18
Multiple Choice
(0,1b2−0,2c3)(0,1b2+0,2c3)=
0,1b4+0,4c6
0,01b4−0,04c6
0,1b4−0,4c6
0,01b4−0,04c5
19
Poll
Оціни свою роботу над матеріалом
Я все зрозумів і можу пояснити іншому
Начебто все зрозуміло, але потрібно розібратися
Щось не дуже зрозуміло
Тема взагалі не зрозуміла
Добуток суми та різниці двох виразів
7 клас

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