XI_Maths_Complex numbers_2 Online Test

If the amplitude of  is , then the locus of  is _____.
If  is a cube root of unity, then the value of  _____.
16
32
48
-32
 _____.
3
None of the above
If  is a cube root of unity, then   = _____.
1
0
2
4
We express  in the form of , we get _____.
If  is the cube root of unity, then  +  = _____.
4
0
-4
None of the above
 _____.
1
If  are the three cube roots of unity, then  _____.
64
729
2
0
The cube roots of unity when represented on the Argand plane form the vertices of an _____.
Equilateral triangle
Isosceles triangle
Right angled triangle
None of the above
If  is a cube root of unity, then a root of the equation  is _____.
Description:

This test is very helpful for AIEEE, IIT JEE 2011 exam preparation.

Discussion

ujjwal gupta

a good one

4046 days 12 hours 54 minutes ago

hariprasad

good one

4073 days 19 hours 53 minutes ago

syed asif ali moosvi

cool test wiziq roxxxxx!!!!!!!!!

4159 days 19 hours 43 minutes ago

Shivam Mangla

i don't think jee set such a ZERO level exam...
i think its gud juss 4 startin basis..

4173 days 14 hours 38 minutes ago

yash

gud one dude


but i have prob. in q.no.4

4180 days 18 hours 23 minutes ago

ketan arora

guuud dude

4229 days 10 hours 30 minutes ago

mansangeet singh

nice test

4255 days 11 hours 22 minutes ago

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