4.4 10 kl. Kvadratinės nelygybės

4.4 10 kl. Kvadratinės nelygybės

10th Grade

30 Qs

quiz-placeholder

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4.4 10 kl. Kvadratinės nelygybės

4.4 10 kl. Kvadratinės nelygybės

Assessment

Quiz

Mathematics

10th Grade

Hard

Created by

Miglė Kavaliauskė

Used 6+ times

FREE Resource

30 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Nelygybės  x2>0x^2>0  sprendiniai yra:

visi skaičiai

 (0;)\left(0;\infty\right)  

 (;+)\left(-\infty;+\infty\right)  

 (;0);(0;+)\left(-\infty;0\right);\left(0;+\infty\right)  

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Nelygybės  x2<0x^2<0  sprendiniai yra:

visi skaičiai

 (;0)\left(-\infty;0\right)  

 (;0);(0;+)\left(-\infty;0\right);\left(0;+\infty\right)  

sprendinių nėra

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Nelygybės  x20x^2\ge0  sprendiniai yra:

 (;+)\left(-\infty;+\infty\right)  

sprendinių nėra

 (0;+)\left(0;+\infty\right)  

0

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 Nelygybe˙s x24>0 sprendiniai yraNelygybės\ x^2-4>0\ sprendiniai\ yra  

 (2;+)\left(2;+\infty\right)  

(-2;2)

 (;2);(2;+)\left(-\infty;-2\right);\left(2;+\infty\right)  

 2;+2-2;+2  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Nelygybės   x24x>0x^2-4x>0  sprendiniai yra:

 (0;4)\left(0;4\right)  

 (4;+)\left(4;+\infty\right)  

 (;0);(4;+)\left(-\infty;0\right);\left(4;+\infty\right)  

 (;0];(4;+)\left(-\infty;0\right];\left(4;+\infty\right)  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Kur dvinaris  x264x^2-64  teisingai išskaidytas dauginamaisiais?

 (x8)(x+8)\left(x-8\right)\left(x+8\right)  

 (x28)(x2+8)\left(x^2-8\right)\left(x^2+8\right)  

 (x264)(x2+64)\left(x^2-64\right)\left(x^2+64\right)  

 (x32)(x+32)\left(x-32\right)\left(x+32\right)  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Kur dvinaris  16x2916x^2-9  teisingai išskaidytas dauginamaisiais?

 (16x9)(16x+9)\left(16x-9\right)\left(16x+9\right)  

 (4x24,5)(4x2+4,5)\left(4x^2-4,5\right)\left(4x^2+4,5\right)  

 (4x29)(4x2+9)\left(4x^2-9\right)\left(4x^2+9\right)  

 (4x+3)(4x3)\left(4x+3\right)\left(4x-3\right)  

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