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TrigoTest

Authored by Alejandro Cernuda

Mathematics

Professional Development

Used 1+ times

TrigoTest
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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

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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