BÀI TẬP CÔNG THỨC LƯỢNG GIÁC

BÀI TẬP CÔNG THỨC LƯỢNG GIÁC

12th Grade

11 Qs

quiz-placeholder

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BÀI TẬP CÔNG THỨC LƯỢNG GIÁC

BÀI TẬP CÔNG THỨC LƯỢNG GIÁC

Assessment

Quiz

Mathematics

12th Grade

Medium

Created by

Thu Mai

Used 3+ times

FREE Resource

11 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Giá trị lượng giác sin315° bằng

√3/2

1/2

-√2/2

-√3/2

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Giá trị lượng giác tan240° bằng

√3

1/2

-√3

-√3/2

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

√2/2

√2.

(-√2)/2

1/2

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Giá trị lượng giác cos315° bằng

1/2

-1/2

√2/2

-2/2

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Mệnh đề nào sau đây đúng?

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Công thức nào sau đây đúng?

sin(a-b)=sinasinb-cosacosb

sin(a-b)=sinacosb-cosasinb

sin(a-b)=sinacosb+cosasinb

sin(a-b)=cosacosb-sinasinb

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Công thức nào sau đây sai?

sinx/cosx=tanx

cosx/sinx=cotx

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