
Kordamine 9klass
Authored by Allar M
Mathematics
9th Grade
Used 13+ times

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13 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Tegurda 3x2 + 6x
x(3x + 6)
3x2(1 + 6x)
3x(x + 6)
3x(x + 2)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tegurda 16a2- 4b2
(4a-4b)(4a+4b)
4(4a2-b2)
(4a-2b)(4a+2b)
(8a-2b)(8a+2b)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tegurda 1-10m+25m2
(1-5m)2
(1+5m)2
(5m-1)2
(5m+1)2
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Ava sulud (2m + 3n )(2m - 3n)
4m2 - 12mn + 9n2
2m2 - 3n2
4m2 - 6mn + 6mn - 9n2
4m2 - 9n2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ava sulud -5u ( 5v - u)
-25uv + 5u2
-10uv + 5u2
-25uv - 5u2
10uv + 5u2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ava sulud (4t + 3s)2
16t2 - 24ts + 9s2
16t2 + 12ts + 9s2
4t2 + 12ts + 3s2
16t2 + 24ts + 9s2
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Vihik maksab 84 senti , mis moodustab 70% esialgsest hinnast, kui palju maksis vihik ennem?
58,8
25,2
120
100
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