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MAT - 8C - REDUKTION Flashcards | StudBud

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MAT - 8C - REDUKTION

10 terms·StudBud Administration·23 plays

A #math #quiz to introduce the basics of #algebra to #grade8 #tirsdalensskole

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Questions 10

Answers

1
3x-(x-y)
3x+y
2x+y
2x-y
4x+y
2
(5a+6)-(a+2)-a
4a-4
3a+4
4a+4
3a-4
3
(y-2x)6
12y-12x
6y+12x
12x+6y
6y-12x
4
(11a+14b)+(3b+4a)
17a+15b
15a+17b
14a+14b
14a-17b
5
2a-2(a+b)
-2a-2b
2a-2b
-2b
-2a
6
7(3x+y-3)
7x+7y-21
21x+7y+21
7x+7y+21
21x+7y-21
7
8b-(8a+9b)
8a+8b
-8a-b
-8a+b
-8a-8b
8
3x-2(x-y)
2x-2y
x-2y
2x+2y
x+2y
9
(x+y)² = (x+y)(x+y) =
x2+y2-xy
x-y-xy
x+y+xy
x2+y2+xy
10
6a(a+b)
6a2-12ab
6a+6b
6a+b
6a2+6ab