Write the number ` z=(i-sqrt(3))^13` in algebraic form.

Express the complex number (-sqrt(3)-i) in polar form.

Represent the complex number z=1+i sqrt(3) in the polar form.

Convert the complex number (-2 + 2i sqrt(3)) into polar form.

Convert the complex number (2 sqrt(3) - 2i) into polar form.

Convert the complex number (-16)/(1+i sqrt(3)) into polar form.

Let z_(1)= cos 12^(@) + I sin 12^(@) and z_(2) = cos 48^(@) + i. sin 48^(@) . Write complex number (z_(1) + z_(2)) in polar form. Find its modulus and argument.