Одночлены и многочлены

Одночлены и многочлены

7th Grade

20 Qs

quiz-placeholder

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Одночлены и многочлены

Одночлены и многочлены

Assessment

Quiz

Mathematics

7th Grade

Hard

Created by

Жанна Леонидовна Мурзина

Used 47+ times

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Приведите одночлен к стандартному виду

 5a3bc(0.2abc3)(ab)5a^3bc\cdot\left(-0.2abc^3\right)\cdot\left(-ab\right)  

 a5b3c5a^5b^3c^5  

 10a5b5c210a^5b^5c^2  

 a5b3c5-a^5b^3c^5  

 a3b3c5-a^3b^3c^5  

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Упростите выражение

 (2a3b2)3(0.5ab)2\left(-2a^3b^2\right)^3\cdot\left(-0.5ab\right)^2  

 6a8b116a^8b^{11}  

 2a11b8-2a^{11}b^8  

 8a11b6-8a^{11}b^6  

 4a9b64a^9b^6  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Выполните деление

 16x5y3z2 : (0.4x3yz)16x^5y^3z^2\ :\ \left(-0.4x^3yz\right)  

 40x2y2z-40x^2y^2z  

 40x2y2z240x^2y^2z^2  

 4x2yz-4x^2yz  

 4x2y2z4x^2y^2z  

4.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Укажите подобные одночлены

12a3b2\frac{1}{2}a^3b^2

2a2b3-2a^2b^3

34a3b2-\frac{3}{4}a^3b^2

2a2b2-2a^2b^2

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Укажите правильно записанное равенство

17a2x3=10a2+7x317a^2x^3=10a^2+7x^3

16my2=8my+8my16my^2=8my^{ }+8my^{ }

15x2y3=7x2y3+8x2y315x^2y^3=7x^2y^3+8x^2y^3

10a2b2=17a4b47a2b210a^2b^2=17a^4b^4-7a^2b^2

6.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Укажите степень одночлена

 7a2b3xyz27^{ }a^2b^3xyz^2  

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Запишите одночлен  25x16y425x^{16}y^4  в виде квадрата 

 (5x4y2)2\left(5x^4y^2\right)^2  

 625x32y8625x^{32}y^8  

 (5x14y2)2\left(5x^{14}y^2\right)^2  

 (5x8y2)2\left(5x^8y^2\right)^2  

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