XI_Maths_Complex numbers_10 Online Test

If  is an imaginary cube root of unity, then for , the value of  is _____.
-1
0
1
3
 _____.
1
If  is the cube root of unity, then  +  = _____.
4
0
-4
None of the above
The value of  _____.
0
-1
1
2
 is equal to _____.
– 1
0
1
2
 _____.
3
None of the above
Square of either of the two imaginary cube roots of unity will be _____.
Real root of unity
Other imaginary cube root of unity
Sum of two imaginary roots of unity
None of the above
If  is a cube root of unity, then  _____.
0
None of the above
The locus of the point z satisfying  (where k is non zero) is _____.
Circle with centre on y–axis
Circle with centre on x–axis
A straight line parallel to x–axis
If the amplitude of  is , then the locus of  is _____.
Description:

This test is based on AIEEE, IIT JEE Syllabus.

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aloneboy

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4477 days 20 hours 52 minutes ago

aloneboy

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4477 days 20 hours 53 minutes ago

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