
Co-func
Quiz
•
Others
•
9th Grade
•
Practice Problem
•
Hard
Naftale Dias
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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a imagem da função secante?
[-1, 1]
(-∞, -1] U [1, ∞)
(-∞, ∞)
[0, ∞)
(-∞, 0]
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual das seguintes afirmações sobre a função secante é verdadeira?
A função secante é sempre crescente.
A função secante é sempre decrescente.
A função secante é crescente em alguns intervalos e decrescente em outros.
A função secante é constante.
A função secante não possui intervalos de crescimento ou decrescimento.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a secante do arco cosseno de 1/2?
1/2
2
√3/2
2√3/3
1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a definição da função cossecante?
csc(θ) = oposto / hipotenusa
csc(θ) = adjacente / hipotenusa
csc(θ) = hipotenusa / oposto
csc(θ) = hipotenusa / adjacente
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se csc(θ) = 3/2, qual é o valor de sin(θ)?
2/3
3/4
1/2
2/5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a relação entre a função cossecante e a função seno?
csc(θ) = 1 / sen(θ)
csc(θ) = sen(θ) / 2
csc(θ) = 2 / sen(θ)
csc(θ) = sen(θ)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o valor da cotangente de um ângulo θ se a tangente de θ é igual a 2/3?
3/2
2/3
1/2
3/4
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