Plzz answer it quick by solving steps.
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Answers
Answered by
18
Answer:
Answer is 2.
Option => B
Step-by-step explanation:
This question is all about complex numbers,
Complex numbers:
A number that can be showed/expressed in type/form of + bi, where a & b are real numbers.
We know that,
Cute root of unity:
Where,
x³ = 1 and, x = 1,
Here,
Similarly:
According to your question:
We have to square this equation
With omega,
So we will get,
We can write it as,
After substituting these values,
We get,
Answered by
17
Answer:-
2
Given :-
To find :-
It's value.
Solution:-
We know that every cubic polynomial has three roots and 1 have also three roots.
That is, 1 and
The relationship between them is :-
Where,
Also,
As per question,
→
→
→
→
→
The power of 1 is always 1.
hence,
The correct answer will be 2.
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