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ÔN TẬP GIỮA KỲ 11A1

Authored by Tín Trung

Mathematics

11th Grade

Used 1+ times

ÔN TẬP GIỮA KỲ 11A1
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60 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 cos5xcos2x\cos5x-\cos2x  

 2sin3x2.cos7x22\sin\frac{3x}{2}.\cos\frac{7x}{2}  

 2sin7x2.sin3x2-2\sin\frac{7x}{2}.\sin\frac{3x}{2}  

 2sin7x2.sin3x22\sin\frac{7x}{2}.\sin\frac{3x}{2}  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 cos7x+cos3x=...\cos7x+\cos3x=...  

 2cos10x.cos4x2\cos10x.\cos4x  

 2cos10x.sin4x2\cos10x.\sin4x  

 2cos5x.cos2x2\cos5x.\cos2x  

 2cos2x.sin5x-2\cos2x.\sin5x  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 tan(x)=...\tan\left(-x\right)=...  

 tanx-\tan x  

 tanx\tan x  

 1cotx\frac{1}{\cot x}  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 sin(πx)=...\sin\left(\pi-x\right)=...  

 sin(x)\sin\left(-x\right)  

 sinx\sin x  

 sinπ\sin\pi  

 sinx-\sin x  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 cos(π2x)=...\cos\left(\frac{\pi}{2}-x\right)=...  

 sin(x)\sin\left(-x\right)  

 sinx\sin x  

 sinx-\sin x  

 cos(x)\cos\left(-x\right)  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Hàm số y=cotx có tập xác định là

A. R

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