
Đề Ôn Tập Kiểm Tra Giữa Kỳ 1
Quiz
•
Mathematics
•
10th Grade
•
Practice Problem
•
Hard
Lanh Đàm
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145 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Đổi số đo góc 135 ra số đo rađian ta được
3π
3π
5π
3π
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rút gọn biểu thức P sin a π sin a π .
−3 cos 2a
1 cos 2a
−2 cos 2a
−1 cos 2a
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho x 0;π thỏa mãn cos x 5 . Giá trị của tan x π bằng
−17
7
17
−7
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tập xác định của hàm số y sin x/là
D ℝ \ {π/2 + kπ | k }
D ℝ \ {kπ | k }
D ℝ \ {k 2π | k }
D ℝ \ {kπ | k }
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Giá trị lớn nhất và giá trị nhỏ nhất của hàm số y 3sin x 3π 1 lần lượt là:
4; −2
2; −4
1; −1
3; −3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nghiệm của phương trình cos x 1 là:
x π/2 + kπ , k
x k 2π , k
x π + k 2π , k
x kπ , k
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nghiệm của phương trình cot x π có dạng x π kπ , k , m, n * và k là phân số tối giản. Khi đó m n bằng
5
−3
−5
3
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