Math, asked by sakshiadangale7, 2 months ago

show that(-1+√3i)^3 is a real number.​

Answers

Answered by bani121
0

⇒(−1+3 i) ^3

⇒−1+3

3

i−3(−3)−3

3

i [∵(a−b)

3

=a

3

−b

3

−3ab(a−b)]

⇒−1+9=8

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