13 задание (квадратные неравенства) ОГЭ

13 задание (квадратные неравенства) ОГЭ

9th Grade

16 Qs

quiz-placeholder

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13 задание (квадратные неравенства) ОГЭ

13 задание (квадратные неравенства) ОГЭ

Assessment

Quiz

Mathematics

9th Grade

Medium

Created by

Екатерина Почечун

Used 7+ times

FREE Resource

16 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Укажите решение неравенства x2250x^2-25\le0  

 (; +)\left(-\infty;\ +\infty\right)  

 (; 5][5; +)\left(-\infty;\ -5\right]\cup\left[5;\ +\infty\right)  

 [5; 5]\left[-5;\ 5\right]  

нет решений

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Укажите решение неравенства (x+6)(x1)<0\left(x+6\right)\left(x-1\right)<0  

 (; 1)\left(-\infty;\ 1\right)  

 (; 6)\left(-\infty;\ -6\right)  

 (; 6)(1; +)\left(-\infty;\ -6\right)\cup\left(1;\ +\infty\right)  

 (6; 1)\left(-6;\ 1\right)  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Укажите решение неравенства x236>0x^2-36>0  

 (; 6)(6;+)\left(-\infty;\ -6\right)\cup\left(6;+\infty\right)  

 (6; 6)\left(-6;\ 6\right)  

нет решений

 (; +)\left(-\infty;\ +\infty\right)  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Укажите решение неравенства (x+1)(x6)0\left(x+1\right)\left(x-6\right)\le0  

Media Image
Media Image
Media Image
Media Image

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Укажите решение неравенства (x+2)(x7)>0\left(x+2\right)\left(x-7\right)>0  

Media Image
Media Image
Media Image
Media Image

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Укажите решение неравенства x2+810x^2+81\ge0  

 [9; 9]\left[-9;\ 9\right]  

 (; 9][9; +)\left(-\infty;\ -9\right]\cup\left[9;\ +\infty\right)  

 (; +)\left(-\infty;\ +\infty\right)  

нет решений

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Укажите решение неравенства 8xx208x-x^2\le0  

 [8; +)\left[8;\ +\infty\right)  

 [0; 8]\left[0;\ 8\right]  

 (; 0][8; +)\left(-\infty;\ 0\right]\cup\left[8;\ +\infty\right)  

 [0; +)\left[0;\ +\infty\right)  

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