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Identidades

Authored by Kari Gonzales

Mathematics

5th Grade

Used 5+ times

Identidades
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5 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 2cos π3+3sec 45°2\cos\ \frac{\pi}{3}+3\sec\ 45\degree  

 1+321+3\sqrt{2}  

 3+23+\sqrt{2}  

 1+21+\sqrt{2}  

ninguno

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

               sen2x+tan2xcos2x sec2x\frac{sen^2x+\tan^2x}{\cos^2x\ -\sec^2x}  

0

-1

1

ninguno

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 (1+senx +1senx)21+cosx\frac{\left(\sqrt{1+senx}\ +\sqrt{1-senx}\right)^2}{1+\cos x}  

1

2

0

ninguno

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 sec2xtan2xsec2xtanxsec2x1\sqrt{\sec^2x-\tan^2x\sqrt{\sec^2x-\tan x\sqrt{\sec^2x-1}}}  

0

-1

1

ninguno

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 1+sencos22+2sencos2\frac{1+sen\propto-\cos^2\propto}{\sqrt{2+2sen\propto-\cos^2\propto}}  

 sensen\propto  

 cos\cos\propto  

 tan\tan\propto  

ninguno

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