The complex number is .
To find as follows:
(Substitute
)
(Apply formula:
)
(Substitute
)
(Simplify)
To find as follows:
(Apply rule of exponents)
(Substitute
)
(Apply formula:
)
(Substitute
)
(Simplify)
To find as follows:
(Apply formula:
)
(Substitute
)
(Apply formula:
)
(Substitute
)
(Simplify)