ตรีโกณมิติ

ตรีโกณมิติ

11th Grade

10 Qs

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ตรีโกณมิติ

ตรีโกณมิติ

Assessment

Quiz

Mathematics

11th Grade

Practice Problem

Hard

Created by

Wilasinee Suktong

Used 39+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

ค่าของ 2π+3π42\pi+\frac{3\pi}{4} อยู่ในจตุภาค (Q) ใด 

Q1

Q2

Q3

Q4

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

จงหาค่าของ cos(34π3)\cos\left(-\frac{34\pi}{3}\right)  เท่ากับเท่าใด

 12-\frac{1}{2}  

 12\frac{1}{2}  

 32\frac{\sqrt{3}}{2}  

 32-\frac{\sqrt{3}}{2}  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

จงหาค่าของ tan75π\tan75\pi  เท่ากับข้อใด

1

-1

0

ไม่นิยาม

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

จงหาค่าของ coses(5π4)\cos es\left(-\frac{5\pi}{4}\right)  เท่ากับข้อใด

 2\sqrt{2}  

 2-\sqrt{2}  

 22\frac{\sqrt{2}}{2}  

 22-\frac{\sqrt{2}}{2}  

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

จงหาค่าของ sec 13π6\sec\ \frac{13\pi}{6} มีค่าเท่ากับเท่าใด 

 32-\frac{\sqrt{3}}{2}  

 32\frac{\sqrt{3}}{2}  

 12\frac{1}{2}  

 12-\frac{1}{2}  

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

จงหาค่าของ cot 9π2\cot\ \frac{9\pi}{2} มีค่าเท่ากับเท่าใด 

0

1

-1

ไม่นิยาม

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

จงหาค่าของ sin (27π4)\sin\ \left(-\frac{27\pi}{4}\right) มีค่าเท่ากับเท่าใด 

 22\frac{\sqrt{2}}{2}  

 22-\frac{\sqrt{2}}{2}  

0

1

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