9 сынып/ 24 ҮЖ/ Қос бұрыштар формулалары

9 сынып/ 24 ҮЖ/ Қос бұрыштар формулалары

9th Grade

15 Qs

quiz-placeholder

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9 сынып/ 24 ҮЖ/ Қос бұрыштар формулалары

9 сынып/ 24 ҮЖ/ Қос бұрыштар формулалары

Assessment

Quiz

Mathematics

9th Grade

Hard

Created by

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Өрнекті ықшамдаңыз: cos 25° cos 35° - sin 25° sin 35° = ______

0,5

1

-0,5

0

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Өрнекті есептеңіз: cos 15° = ______

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

tg α * ctg β

tg α + ctg β

tg α - ctg β

tg α / ctg β

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

tg α

ctg α

sin α

cos α

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

24 cos 2α неге тең, егер sin α = -0,2.

22,08

-18,24

15,60

-20,40

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

4,33

-2,5

-0,6

-4,33

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