
9 сынып/ 24 ҮЖ/ Қос бұрыштар формулалары

Quiz
•
Mathematics
•
9th Grade
•
Hard
BRAND_ONLINE undefined
FREE Resource
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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