sin2α+cos2α=

Тригонометрия формулалары

Quiz
•
Mathematics
•
9th Grade
•
Hard
мухтар кенжебаев
Used 10+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
sinα
tgα
0
1
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
cos2α+sin2α-1=
0
-1
2
3
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
ctgα
tgα
1
tg2α
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
cosαcosβ+sinαsinβ=
sin(α+β)
cos(α-β)
sin(α-β)
cos(α+β)
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
sinαcosβ-cosαsinβ=
sin(α-β)
sin(α+β)
cos(α-β)
tg(α+β)
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
sin2α формуласы
tgα
2sinαcosα
cosα-sinα
sin2α
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
cos2α формуласы
cos2α-sin2α
cosα+sinα
cos4α
sinα/cosα
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