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NÚMEROS COMPLEJOS

5th Grade

10 Qs

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NÚMEROS COMPLEJOS

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Assessment

Quiz

Mathematics

5th Grade

Practice Problem

Hard

Created by

ANGELA CELI

Used 18+ times

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10 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 EL VALOR DE    50\sqrt{-50}  

 52i5\sqrt{2}i  

 32i3\sqrt{2}i  

 33i3\sqrt{3}i  

 33i-3\sqrt{3}i   

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Realizar la operación z1+z2z1+z2  dados los  z1=83i   y   z2=5+2iz1=8-3i\ \ \ y\ \ \ z2=-5+2i  

 68i6-8i  

 3i3-i  

 62i6-2i  

 13i1-3i  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Realizar la operacion z1z2z1\cdot z2 dados los números  z1=3z1=3  z2=43iz2=4-3i  

 129i12-9i 

 3i93i-9 

 63i6-3i 

 12i3-12i-3 

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Realizar la operacion 1z1\frac{1}{z1} , si  z1=iz1=i   

 11  

 ii  

 i-i  

 1-1  

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Transformar a forma polar el siguiente numero z1=1+iz1=-1+i  

 2(cos135°+isen 135°)\sqrt{2}\left(\cos135°+isen\ 135°\right)  

 2(cos 3π4+isen 3π4)-\sqrt{2}\left(\cos\ \frac{3\pi}{4}+isen\ \frac{3\pi}{4}\right)  

 2(cos π4+isen π4)\sqrt{2}\left(\cos\ \frac{\pi}{4}+isen\ \frac{\pi}{4}\right)  

 2(cos π4isen π4)\sqrt{2}\left(\cos\ \frac{\pi}{4}-isen\ \frac{\pi}{4}\right)  

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Realizar la operacion 2+16+89-\sqrt{-2}+\sqrt{16}+\sqrt{-8}-\sqrt{9}  

 1+22i1+2\sqrt{2}i  

 1+3i-1+\sqrt{3}i  

 1+2i1+\sqrt{2}i  

 123i1-2\sqrt{3}i  

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Multiplicar z1*z2 z1=5(cos 3π4+isen 3π4)  z1=5\left(\cos\ \frac{3\pi}{4}+isen\ \frac{3\pi}{4}\right)\ \   y  z2=2(cos π4+isen π4)z2=2\left(\cos\ \frac{\pi}{4}+isen\ \frac{\pi}{4}\right)  

 z1z2=10(cos 2π3+isen 2π3)z1\cdot z2=10\left(\cos\ \frac{2\pi}{3}+isen\ \frac{2\pi}{3}\right)  

 z1z2=10(cos 3π4+isen 3π4)z1\cdot z2=10\left(\cos\ \frac{3\pi}{4}+isen\ \frac{3\pi}{4}\right)  

 z1z2=10(cos 3π2+isen 3π2)z1\cdot z2=10\left(\cos\ \frac{3\pi}{2}+isen\ \frac{3\pi}{2}\right)  

 z1z2=10(cos π+isen π)z1\cdot z2=10\left(\cos\ \pi+isen\ \pi\right)  

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