F2 First Term Exam Revision
Authored by Sin Ting Li
Mathematics
6th - 8th Grade
Used 6+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
圖中，B和C分別是AD和AE上的點。已知 ，求DE。
4.0
4.5
5.5
6.0
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
因式分解 2ab + 6b。
6b(a + 1)
3b(a + 2)
2b(a + 3)
b(2a + 6)
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
若 (x – 3)(2x + 3) ≡ Ax2 - 3x + B，求A和B的值。
A = -2，B = -9
A = -2，B = 9
A = 2，B = -9
A = 4，B = -27
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
展開 (5a – 7b)(5a + 7b)。
5a2 – 7b2
7b2 – 5a2
25a2 – 49b2
49b2 – 25a2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
若 9x2 + ☆ + 64是一個完全平方的數式，以下哪個可能是 ☆ 的值？
21
48
21x
48x
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
因式分解 7x2 - 3x – 7xy + 3y。
(x - y)(7x – 3)
(x - y)(7x + 3)
(x + y)(7x – 3)
(x + y)(7x + 3)
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
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