Home Maths Complex Number Skill Builder Let and be the roots of the equation , th…
Maths Complex Number Skill Builder Single Correct MCQ
Published on: August 14, 2026

Let and be the roots of the equation , then the value of is equal to :

A
28
B
29
C
30
D
31

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Text Solution

Verified by Experts
The correct answer is:
D

Let with roots .

Since for a monic polynomial,

Thus,

Now,

=

Therefore,

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