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Derivatele unor functii elementare

Authored by Oana Udrea

Mathematics

11th Grade

Used 30+ times

Derivatele unor functii elementare
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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Calculați f'(x) daca f(x)=6x6

36x6

6x5

36x5

x5

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 f(x)=2xf\left(x\right)=2^x  

 f(x)=2xf'\left(x\right)=2^x  

 f(x)=2xln2f'\left(x\right)=2^x\ln2  

 f(x)=2xln2f'\left(x\right)=\frac{2^x}{\ln2}  

 f(x)=x2xf'\left(x\right)=x\cdot2^x  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 f(x)=log3xf\left(x\right)=\log_3x_{ }  

 13x\frac{1}{3x}  

 1x3\frac{1}{x^3}  

 1log3x\frac{1}{\log_3x}  

 1xln3\frac{1}{x\ln3}  

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 f(x)=1x4f\left(x\right)=\frac{1}{x^4}  

 f(x)=4x5f'\left(x\right)=\frac{-4}{x^5}  

 f(x)=1x5f'\left(x\right)=\frac{-1}{x^5}  

 f(x)=x5f'\left(x\right)=x^{-5}  

 f(x)=4x5f'\left(x\right)=\frac{4}{x^5}  

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 f(x)=sin π6f\left(x\right)=\sin\ \frac{\pi}{6}  

 f(x)=cos π6f'\left(x\right)=\cos\ \frac{\pi}{6}  

 f(x)=cos π6f'\left(x\right)=-\cos\ \frac{\pi}{6}  

 f(x)=0f'\left(x\right)=0  

 f(x)=sin π6f'\left(x\right)=-\sin\ \frac{\pi}{6}  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 f(x)=tgxf\left(x\right)=tgx  

 f(x)=sinxf'\left(x\right)=\sin x  

 f(x)=cosxf'\left(x\right)=\cos x  

 f(x)=1cos2xf'\left(x\right)=\frac{1}{\cos^2x}  

 f(x)=1cos2xf'\left(x\right)=-\frac{1}{\cos^2x}  

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 f(x)=xf\left(x\right)=\sqrt{x}  

 f(x)=2xf'\left(x\right)=2\sqrt{x}  

 f(x)=2xf'\left(x\right)=\frac{2}{\sqrt{x}}  

 f(x)=1xf'\left(x\right)=\frac{1}{\sqrt{x}}  

 f(x)=12xf'\left(x\right)=\frac{1}{2\sqrt{x}}  

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