
Trigonomeetria
Authored by Ilana Sominskaja
Mathematics
10th - 12th Grade
Used 14+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kas + või - tuleb tan(284°)
+
-
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mis veerandis sin, cos, tan positiivsed?
1
2
3
4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1+tan2a =
1/ cos2a
1
cos2a
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
sinα : tanα
0
cosα
sinα
-2sinα
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
cos(90⁰-α)
-sinα
tanα
coaα
sinα
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
sin (90⁰-α) × cosα+sin²α
2sin²α
1
-1
cos²α-sin²α
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(sin²α - cos²α) : (sin α - cos α)
1
sin α - cos α
0
sin α + cos α
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