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0 votes
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in Determinants by (51.0k points)

The value of the determinant \(\begin{vmatrix}1&e^{i\pi/3} &e^{i\pi/4}\\e^{-i\pi/3}&1&e^{i2\pi/3}\\e^{-i\pi/4}&e^{-i2\pi/3}&1\end{vmatrix}\) is

(a) 2 + √2

(b) –(2 + √2)

(c) –2 + √3

(d) 2 – √3

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1 Answer

+1 vote
by (51.3k points)

Correct option is (b) –(2 + √2)

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