St. Vivekanand sr. sec. school,bikaner

What is the value of iota to the power iota i.e.i^i

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  2. assuming you mean i = √-1, then since

    i = 1 cis π/2,
    i^i = 1 cis (π/2 i)
    = cos(π/2 i) + i sin(π/2 i)
    = cosh(π/2) - sinh(π/2)
    = e^(-π/2)

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