Express `i^(9)` in the form of a+ib?

Express (5-3i)^(3) in the form a+ib.

Express the following expression in the form of a+ib . ((3+isqrt(5))(3-isqrt(5))/((sqrt(3) + 2i)-(sqrt(3)-isqrt(2)))

Express in the form of complax number z= (2-i)(3+i)

Express (1+3i)/(1-2i) in the form a+ib .

Express in the form of complex number i^9+i^(19)

Express in the form of complex number if z=i^(-39)

Express in the form of complex number if z= i^5

Express in the form of complex number (1-i)^4

Express in the form of complex number z= (5-3i)(2+i)

Express ((1)/(3)+3i)^3 in the form a+ib.