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derivatives

Authored by may al

Mathematics

12th Grade - University

Used 4+ times

derivatives
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10 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

find y' : y = cos x - 2 sin x

-sin x -2 cos x

sin x -2 cos x

sin x +2 cos x

-sin x+2 cos x

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

find ds/dr : s = tan t - t

sec2t

sec2t - 1

sec t tan t

-sec2t - 1

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

find ds/dt : s = t2- sec t +1

2t - sec t tan t

2t - sec2t

2t - sec t tan t + 1

2t + sec t tan t

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt


 find rθ : r = 4  θ2 sin θfind\ \frac{\partial r}{\partial\theta}\ :\ r\ =\ 4\ -\ \theta^2\ \sin\ \theta  

 2θcos θ2\theta\cos\ \theta  

 2θsinθθ2 cosθ-2\theta\sin\theta-\theta^2\ \cos\theta  

 2θ+θ2cosθ2\theta+\theta^2\cos\theta  

 2θsinθ+θ2 cosθ2\theta\sin\theta+\theta^2\ \cos\theta  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 find  the velocity : s= 3 tan t find\ \ the\ velocity\ :\ s=\ 3\ \tan\ t\   

 3sec2t3\sec^2t  

0

 sec2t\sec^2t  

 3sec2t-3\sec^2t  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 find y  : y = 4 sinxfind\ y\ ''\ :\ y\ =\ 4\ \sin x  

 4 cosx4\ \cos x  

  4 sinx-\ 4\ \sin x  

 4 sinx4\ \sin x  

  4 cosx-\ 4\ \cos x  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 find yx : y = 3xx+cot xfind\ \frac{\partial y}{\partial x}\ :\ y\ =\ 3x-\sqrt{x}+\cot\ x  

 312xcsc2x3-\frac{1}{2\sqrt{x}}-\csc^2x  

 31xcsc2x3-\frac{1}{\sqrt{x}}-\csc^2x  

 312xcscxcotx3-\frac{1}{2\sqrt{x}}-\csc x\cot x  

 312x+csc2x3-\frac{1}{2\sqrt{x}}+\csc^2x  

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