Hatvány, gyök logaritmus

Hatvány, gyök logaritmus

11th - 12th Grade

17 Qs

quiz-placeholder

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Hatvány, gyök logaritmus

Hatvány, gyök logaritmus

Assessment

Quiz

Mathematics

11th - 12th Grade

Medium

Created by

Andrea Szent-Miklóssy

Used 13+ times

FREE Resource

17 questions

Show all answers

1.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Mennyi 

 log232\log_232  pontos értéke?

2.

MULTIPLE SELECT QUESTION

1 min • 1 pt

 (23)5\left(\frac{2}{3}\right)^{-5}  

Írja fel a hatványt olyan alakban, hogy ne szerepeljen benne negatív kitevő!

 (32)5\left(\frac{3}{2}\right)^5  

7,3975

 32243\frac{32}{243}  

 32243-\frac{32}{243}  

 103-\frac{10}{3}  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 21\sqrt{2}-1  

Mennyi a
szám reciproka?

 121-\sqrt{2}  

 1+21+\sqrt{2}  

 112\frac{1}{1-\sqrt{2}}  

 11+2\frac{1}{1+\sqrt{2}}  

4.

MULTIPLE SELECT QUESTION

1 min • 1 pt

 (xy)2\left(\frac{x}{y}\right)^{-2}   x0, y0x\ne0,\ y\ne0  

Írja fel a kifejezést úgy, hogy ne szerepeljen benne negatív kitevő!

 y2x2\frac{y^2}{x^2}  

 (yx)2\left(\frac{y}{x}\right)^2  

 2xy\frac{-2x}{y}  

 xy-\frac{x}{y}  

5.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Melyik egyenlőség igaz minden valós szám esetén?

 b3+b7=b10b^3+b^7=b^{10}  

 (b3)7=b21\left(b^3\right)^7=b^{21}  

 b4b5=b20b^4\cdot b^5=b^{20}  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 110\frac{1}{\sqrt{10}}  

10-nek hányadik hatványa?

 2-2  

 0,10,1  

 12-\frac{1}{2}  

 0,1-0,1  

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 log4z=12\log_4z=-\frac{1}{2}  

 Adja meg z pontos értékét, ha tudjuk, hogy

-2

0,5

-16

 116\frac{1}{16}  

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