Полиноми - систематизација

Полиноми - систематизација

7th Grade

9 Qs

quiz-placeholder

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Полиноми - систематизација

Полиноми - систематизација

Assessment

Quiz

Mathematics

7th Grade

Hard

Created by

Martina Kerekeš

Used 4+ times

FREE Resource

9 questions

Show all answers

1.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Odredi zbir polinoma A=2a-3 i B=3a+7

-5a-4

5a+4

5a-4

-5a+4

2.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Odredi razliku polinoma A=2a-3 i B=3a+7

-a-10

-a+4

a+4

a-10

3.

MULTIPLE SELECT QUESTION

3 mins • 1 pt

Odredi proizvod polinoma A=2a-3 i B=3a+7

6a2-5a-21

5a2-6a+21

5a2-14a+2

6a2+5a-21

4.

MULTIPLE SELECT QUESTION

3 mins • 1 pt

Odredi A2 ako je A=2a-3

4a2-9

4a2-12a+9

4a2+12a+9

4a2-12a-9

5.

MULTIPLE SELECT QUESTION

3 mins • 1 pt

Odredi  (32x5y3z2)4\left(\frac{3}{2}x^5y^3z^2\right)^4  

 128x20y12z8\frac{12}{8}x^{20}y^{12}z^8  

 8116x20y12z8\frac{81}{16}x^{20}y^{12}z^8  

 128x9y7z6\frac{12}{8}x^9y^7z^6  

 8116x9y7z6\frac{81}{16}x^9y^7z^6  

6.

MULTIPLE SELECT QUESTION

3 mins • 1 pt

Uprosti izraz       (13ab)26a2b5\left(\frac{1}{3}ab\right)^2\cdot6a^2b^5  

 23a4b9\frac{2}{3}a^4b^9  

 69a2b9\frac{6}{9}a^2b^9  

 154a4b9\frac{1}{54}a^4b^9  

 54a2b954a^2b^9  

7.

MULTIPLE SELECT QUESTION

3 mins • 1 pt

 4a249b24a^2-49b^2  

Razliku kvadrata zapiši u obliku proizvoda

 (2a7b)(2a+7b)\left(2a-7b\right)\cdot\left(2a+7b\right)  

 (4a49b)(4a+49b)\left(4a-49b\right)\cdot\left(4a+49b\right)  

 (4a49)(4a49)\left(4a-49\right)\cdot\left(4a-49\right)  

 4a249b24a^2\cdot49b^2  

8.

MULTIPLE SELECT QUESTION

3 mins • 1 pt

 (49x+58y)(49x58y)\left(\frac{4}{9}x+\frac{5}{8}y\right)\cdot\left(\frac{4}{9}x-\frac{5}{8}y\right)  

Transformisati proizvod u razliku kvadrata

 1681x22564y2\frac{16}{81}x^2-\frac{25}{64}y^2  

 49x258y2\frac{4}{9}x^2-\frac{5}{8}y^2  

 1681x2+2564y2\frac{16}{81}x^2+\frac{25}{64}y^2  

 49x2+58y2\frac{4}{9}x^2+\frac{5}{8}y^2  

9.

MULTIPLE SELECT QUESTION

5 mins • 1 pt

 (3b+8)2(2b7)2\left(3b+8\right)^2-\left(2b-7\right)^2  

Uprostiti izraz

 5b2+155b^2+15  

 5b2+76b+155b^2+76b+15  

 9b2499b^2-49  

 5b2+20b+155b^2+20b+15