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Тригонометрия

Authored by Айнагул Хайрова

Mathematics

9th Grade

Used 1+ times

Тригонометрия
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25 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

4 cos 45 ctg 60 tg30-3sin 45

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1,5

-1,5

-1

1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

-cos2a+1-sin2a

-1

1

2

0

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(cos a-1)(cos a+1)

sin a

-sin2 a

cos a

cos2 a

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1-cos a sin a ctg a

sin2 a

cos2 a

sin a

cos a

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

sin b

cos b

ctg b

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

cos a

-1

0

1

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