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Authored by jhonatan kilder chamorro gonzales

Mathematics

9th Grade

Used 1+ times

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15 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 Sen xSen\ x  es igual a ....

 1cos x\frac{1}{\cos\ x}  

 1cosec x\frac{1}{\operatorname{cosec}\ x}  

 cosec x\operatorname{cosec}\ x  

 1cos2 x1-\cos^2\ x  

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 1ctg x\frac{1}{\operatorname{ctg}\ x}  es...

 sec x\sec\ x  

 tg xtg\ x  

 1tg x\frac{1}{tg\ x}  

 tg2 xtg^2\ x  

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 sen2x+cos2xsen^2x+\cos^2x  es igual a ...

0

 sec2x+cosec2x\sec^2x+\operatorname{cosec}^2x  

 sen xcos xsen\ x\cdot\cos\ x  

1

4.

MULTIPLE SELECT QUESTION

20 sec • 1 pt

Marca las opciones cuya respuesta es 1

cos xsecx\cos\ x\cdot\sec x

sen xcosxsen\ x\cdot\cos x

tg xctgxtg\ x\cdot\operatorname{ctg}x

cosecxsen x\operatorname{cosec}x\cdot sen\ x

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 1+tg2x1+tg^2x  es...

 sec2x\sec^2x  

 cosec2x\operatorname{cosec}^2x  

 ctg2x\operatorname{ctg}^2x  

 cos2x\cos^2x  

6.

MULTIPLE SELECT QUESTION

20 sec • 1 pt

Marca las opciones cuya respuesta resulta 1

 sen4x+cos4xsen^4x+\cos^4x  

 sen x+cos xsen\ x+\cos\ x  

 sen2 x+cos2 xsen^2\ x+\cos^2\ x  

 sec2xtg2x\sec^2x-tg^2x  

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 1+ctg2x1+\operatorname{ctg}^2x  es

 sec2x\sec^2x  

 cos2x\cos^2x  

 cosec2x\operatorname{cosec}^2x  

 tg2xtg^2x  

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