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examen de 3ro grupo trigonometria

Authored by jhonatan kilder chamorro gonzales

Science

10th Grade

Used 1+ times

examen de 3ro grupo trigonometria
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11 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Reduzca

 3sen10°4sen310°3sen10°-4sen^310°  

sen30°

2sen60°

22

23

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Si senx=1/2. Halla: sen3x

1/8

3/2

1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 Sea: cosx=13; x agudo  Hallar:  tan3xSea:\ \cos x=\sqrt{\frac{1}{3}};_{\ x\ agudo\ \ Hallar:\ \ \tan3x}  

 511-\frac{5}{11}  

 35\frac{\sqrt{3}}{5}  

 25-\frac{\sqrt{2}}{5}  

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

CSCX

SECX

TANX

COTX

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

La formula para el seno del ángulo doble es:

Sen 2x= 2 sen (x) + cos (x)

Sen 2x= 2 sen (x) cos (x)

Sen 2x= 2 sen (x)- cos (x)

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

La expresion equivalente de sen(7x)+sen(3x) es

2cos(5x)cos(2x)

2sen(5x)sen(2x)

2sen(5x)cos(2x)

2sen(2x)cos(5x)

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

La expresión equivalente de cos(5x)+cos(3x) es:

2sen(4x)sen(x)

2sen(4x)cos(x)

2cos(4x)cos(x)

2sen(x)cos(4x)

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