Aký je zápis pre funkciu kotangens?

Goniometrické funkcie

Quiz
•
Mathematics
•
11th Grade
•
Hard
Katarína Bolceková
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
f(x): y = sin x
f(x): y = cotg x
f(x): y = cos x
f(x): y = tg x
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Čo je funkcia v tvare f(x): y = tg x?
Sinusová funkcia
Tangensová funkcia
Kosinusová funkcia
Kotangensová funkcia
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ako vyjadríme funkciu tg(x) pomocou funkcie sin(x) a cos(x) ?
cos(x)/sin(x)
sin(x)/cos(x)
sin(x).cos(x)
cos(x)- sin(x)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ako vyjadríme funkciu cotg(x) pomocou funkcie tg (x) ?
1- tg(x)
sin(x)/cos(x)
1/tg(x)
arctg(x)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aký je definičný obor pre tangens x?
-90° až 90°
0° až 180°
-180° až 180°
0° až 360°
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Akí je periodicita funkcií tg(x) a cotg(x)?
sú periodické s frekvenciou k=360° (2π)
nie sú periodické
sú periodické s frekvenciou k=180° (π)
sú periodické s frekvenciou k=90° (π/2)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
aká je monotónnosť funkcie cotg (x) na intervale (0;π)?
je rastúca
na intervale (0; π/2) je rastúca a na intervale (π/2;π) klesajúca
na intervale (0; π/2) je klesajúca a na intervale (π/2;π) rastúca
je klesajúca
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