Search Header Logo

Test Numere reale

Authored by DIANA VANDICI

Mathematics

7th Grade

Used 6+ times

Test Numere reale
AI

AI Actions

Add similar questions

Adjust reading levels

Convert to real-world scenario

Translate activity

More...

    Content View

    Student View

6 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 Calculand 16+81144(2)6 se obtine:Calculand\ \sqrt{16+\sqrt{81}}-\sqrt{144}-\left(-\sqrt{2}\right)^6\ se\ obtine:  


1

-1

-15

5

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Rezultatul calculului 

 320804524520180\frac{\sqrt{320}-\sqrt{80}}{\sqrt{45}}-\frac{\sqrt{245}-\sqrt{20}}{\sqrt{180}}  este:

 12-\frac{1}{2}  

1

 12\frac{1}{2}  

2

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 93sau 2619\sqrt{3}sau\ 2\sqrt{61}  

Care numar este mai mare?

 939\sqrt{3}  

 2612\sqrt{61}  

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Calculand 

 (762532+342):3288\left(\frac{7}{6\sqrt{2}}-\frac{5}{3\sqrt{2}}+\frac{3}{4\sqrt{2}}\right):\frac{3}{\sqrt{288}}  se obtine:

-1

 12-\frac{1}{2}  

 12\frac{1}{2}  

1

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 Daca 7x324=196144, atunci x este egal cu ...Daca\ \frac{7x}{\sqrt{324}}=\frac{\sqrt{196}}{\sqrt{144}},\ atunci\ x\ este\ egal\ cu\ ...  

1

-3

6

3

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 Fie numerele reale a = 548 si b = 3192Fie\ numerele\ reale\ a\ =\ 5\sqrt{48}\ si\ b\ =\ 3\sqrt{192}  Media geometrica a numerelor a si b este egala cu:

 18318\sqrt{3}  

 18518\sqrt{5}  

 959\sqrt{5}  

 939\sqrt{3}  

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?