Найпростіші тригонометричні рівняння
Quiz
•
Mathematics
•
10th Grade
•
Practice Problem
•
Easy
Tetyana Yasinska
Used 12+ times
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8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Формула коренів рівняння cos x = a
x= arkcos a + πk
x= (-1)ⁿ arccos a + 2πn
x=∓arccos a + 2πk
x=arcsin a + 2πk
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Формула коренів рівняння sin x =a
x= ∓arcsin a + πn, nєZ
x=(-1)ⁿ arcsin a +πn, nєZ
x=(-1)ⁿ arcsin a +2πn, nєZ
x= ∓arccos a + πn, nєZ
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Формула коренів рівняння tg x = a
x=arctg a +2πk
x=arctg a +πk
x=∓arcctg a +2πk
x=∓arctg a +πk
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Розв'язків рівняння sin x =a не існує при
a < 0
a < 1
|a| > 0
|a| >1
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Розв'язків рівняння ctg x = a не існує для
a=0
x=0
a < 0
x > 0
6.
DRAW QUESTION
3 mins • 2 pts
7.
DRAW QUESTION
3 mins • 2 pts
8.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
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