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Funkce + mocniny

Authored by Jiří Jahoda

Mathematics

10th Grade - University

Used 4+ times

Funkce + mocniny
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11 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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Graf které funkce je na obrázku?

y=−∣x+3∣y=-\left|x+3\right|

y=∣x−3∣y=\left|x-3\right|

y=∣x+3∣−1y=\left|x+3\right|-1

y=∣x−3∣+1y=\left|x-3\right|+1

y=∣x−3∣−1y=\left|x-3\right|-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Která funkce je prostá?

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3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Která funkce je lichá?

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4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Ke které funkci neexistuje funkce inverzní?

 y=3x−2y=3x-2  

 y=1xy=\frac{1}{x}  

 y=x2y=x^2  

 y=x2, x∈(0;∞)y=x^2,\ x\in\left(0;\infty\right)  

 y=12xy=\frac{1}{2}x  

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Na kterém obrázku NENÍ dvojice grafů navzájem inverzních funkcí?

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6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Vyber graf funkce

 y=x12y=x^{\frac{1}{2}}   

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7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Čemu se rovná

 5−25^{-2}  

 −10-10  

 110\frac{1}{10}  

 125\frac{1}{25}  

 −25-25  

 2510\frac{25}{10}  

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