NUMERE COMPLEXE

NUMERE COMPLEXE

11th Grade

13 Qs

quiz-placeholder

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NUMERE COMPLEXE

NUMERE COMPLEXE

Assessment

Quiz

Mathematics

11th Grade

Practice Problem

Hard

Created by

Parascovia Gîncota

Used 14+ times

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13 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt


 2i5i+102i-5i+10  

 5i+10-5i+10  

 9i+109i+10  

 5i5i  

 5i+105i+10  

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

 (7+2i)(96i)\left(7+2i\right)\left(9-6i\right)  

 7524i75-24i  

 5124i51-24i  

 6324i63-24i  

 58+60i58+60i  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 25\sqrt{-25}  =

-5i

5i

5

-5

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 108\sqrt{-108}  

 3i63i\sqrt{6}  

 6i36i\sqrt{3}  

 3i203i\sqrt{20}  

 20i320i\sqrt{3}  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 3i(4+7i)3i-\left(4+7i\right)  

-4+10i

4-10i

21-12i

-4-4i

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

 (52i)+(7+8i)\left(5-2i\right)+\left(-7+8i\right)  

 2+6i-2+6i  

 3516i2-35-16i^2  

 12+6i12+6i  

 3516i-35-16i  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 (2i)(3i)\left(2i\right)\left(3i\right)  

5i

6i

-5

-6

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