TrigoTest
Authored by Alejandro Cernuda
Mathematics
Professional Development
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
El complementario y el suplementario de un ángulo de 95° son...
no es posible el complementario
5°
y
85°
-5°
y
85°
275°
y
85°
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si cosec x = 0,25, se puede asegurar que...
cos x = 1/0,25
sen x = 1/0,25
1+0,25 = ctg x
no tiene sentido matemático
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La expresión correcta es...
sen(π -x) = - sen x
sec (π + x) - sec x
tg(360°- x) = - tg x
tg(90°-x) = -tgx
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
La expresión falsa es...
cosec(90-a) = -sec a
sen(180+a) = - sen a
tg a = tg (180+a)
cos (90-a) = sen a
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
El valor de cos (180-a) es...
cos a
sen a
- sen a
- cos a
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
El valor de tg (180+a)
cota a
- tg a
tg a
- cota a
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
El valor de sen (-a)
sen a
- sen a
cos a
- cos a
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