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Polinomi i stepenovanje

Total questions: 10

Worksheet time: 26mins

Name
Class
Date
1.

Od navedenih izraza polinom je:

a)

a2 + b2a\frac{a^2\ +\ b}{2a}

b)

5a2x\frac{5a^2}{x}

c)

x2 + 3y35\frac{x^2\ +\ 3y^3}{5}

d)

4x2 + 5x\frac{4}{x^2\ +\ 5x}

2.

Stepen polinoma a3 +2a2bc3 + 5c2a^3\ +2a^2bc^3\ +\ 5c^2  je:

a)

treci

b)

sesti

c)

osmi

d)

jedanaesti

3.

Monomu  6a3b26a^3b^2  slican je monom: 

a)

6a2b36a^2b^3  

b)

−6a2b3-6a^2b^3  

c)

6a2b46a^2b^4  

d)

33 a3b22\frac{3\sqrt{3\ }a^3b^2}{2}  

4.

Zbir monoma −18a4b3 i 11a4b3-18a^4b^3\ i\ 11a^4b^3  je:

a)

−29a4b3-29a^4b^3  

b)

−29a8b6-29a^8b^6  

c)

7a4b37a^4b^3  

d)

−7a4b3-7a^4b^3  

5.

Ako je P = 4p3 −3p2  i  Q = −2p3 −3p2 +5p, 4p^3\ -3p^2\ \ i\ \ Q\ =\ -2p^3\ -3p^2\ +5p,\  onda je P - Q jednako:

a)

2p3 −5p2p^3\ -5p  

b)

7p57p^5  

c)

6p3 − 5p6p^3\ -\ 5p  

d)

6p3 − 6p26p^3\ -\ 6p^2  

6.

Čemu je jednako 454^5

a)

4⋅4⋅4⋅4⋅44\cdot4\cdot4\cdot4\cdot4

b)

5⋅5⋅5⋅55\cdot5\cdot5\cdot5

7.

−(−22)3+(−23)2−26−64=-\left(-2^2\right)^3+\left(-2^3\right)^2-2^6-64=  

a)

262^6  

b)

2−62^{-6}  

c)

-128 

d)

−23-2^3  

e)

0

8.

 Izračunaj i zapiši u obliku stepena sa osnovom 2: (16⋅43⋅82)5=\left(16\cdot4^3\cdot8^2\right)^5=

a)

2702^{70}  

b)

2252^{25}  

c)

2452^{45}  

9.

Šta je tačno za 411 i  1664^{11}\ i\ \ 16^6  ?

a)

411<1664^{11}<16^6  

b)

411>1664^{11}>16^6  

c)

411=1664^{11}=16^6  

10.

Izračunaj:  99273⋅36\ \frac{9^9}{27^3\cdot3^6}  

a)

333^3  

b)

313^1  

c)

3123^{12}