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انطلق مع مفتاح النجاح

Authored by rose alhmmadi

Mathematics

11th Grade

Used 53+ times

انطلق مع مفتاح النجاح
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4 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 sin2θ\sin2\theta  

 sinθ+cosθ\sin\theta+\cos\theta  

 sinθ cosθ\sin\theta\ -\cos\theta  

 2sinθcosθ2\sin\theta\cos\theta  

 sinθcosθ\sin\theta\cos\theta  

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 2cos2θ 12\cos^2\theta\ -1  

 cos2θ\cos2\theta  

 sec2θ\sec2\theta  

 sin2θ\sin2\theta  

 tan2θ\tan2\theta  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 sin2θcosθ\sin2\theta-\cos\theta  

 cosθ\cos\theta  

 2sinθ12\sin\theta-1  

 cosθ(12sinθ)\cos\theta\left(1-2\sin\theta\right)  

 cosθ(2sinθ1)\cos\theta\left(2\sin\theta-1\right)  

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 tan22θ\tan^22\theta  

 sec2θ1\sec^2\theta-1  

 cot2θ\cot^2\theta  

 1cosθ1+cosθ\frac{1-\cos\theta}{1+\cos\theta}  

 1cosθ1+cosθ\sqrt{\frac{1-\cos\theta}{1+\cos\theta}}  

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