
S2 Ch4 代數分式與公式 Final Test
Authored by Garrous Chan
Mathematics
8th Grade
Used 5+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
化簡 6a2 b3/(2ab)。
4ab
4ab2
2ab
2ab2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
化簡 (x+y) / (4x+4y)。
4
1/4
1/8
8
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
化簡 8/(x-2) - 6/(x-2)
2/(x-2)
1/x
2
2/x
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
化簡 3/(4a) -5/(6a)。
1/a
-2/a
-1/2a
-1/12a
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
化簡 4/(a-b) +3/(b-a)。
7/(a+b)
7/(b-a)
1/(a+b)
-1/(a+b)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
已知 V = U + 10t。 若 V = 80, t = 4, 則 U = ?
20
120
40
60
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
己知 E = mv2/2 。 若 E = 675, m = 6, 則 V = ?
56.25
15
30
48.5
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