JEE MATHEMATICS MCQ: COMPLEX NUMBERS

1 Easy

1 of 1

Application +4 | -1

\alpha

is a complex number satisfying the equation

{\alpha ^2} + \alpha + 1 = 0

, then

{\alpha ^{31}}

is equal to

View answer and explanation

Correct option: A

\alpha

Option A (

\alpha

) is correct because

{\alpha ^{31}}

simplifies to

\alpha

when

\alpha

is a complex number satisfying the given equation.

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