設a和b均為實數,若不等式的解為,則a + b =? 【102統測(A)】
高職二上數學

Quiz
•
Mathematics
•
11th Grade
•
Hard
賴珍寧 賴珍寧
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20 questions
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1.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
5
7
2.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
-19
-20
-21
-22
3.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
-2
-1
0
1
4.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
5.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
三角形區域
四邊形區域
五邊形區域
六邊形區域
6.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
滿足二元一次不等式2x + 3y - 12 ≤ 0的正整數解x與y,所成的(x, y)數對共有多少組? 【107統測(A)】
8
10
12
15
7.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
已知兩直線L1:x - 2y + 3 = 0和L2:2x + y - 1 = 0,若A、B二點在L1的異側且A、C二點在L2的同側,其中A、B、C三點坐標分別為A(-2, k)、B(k, 3)和C(-k, -k),則實數k的範圍為何? 【108統測(A)】
無解
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