leave the question in polar form, please help. Thank you.

Question

• (4(cos60º+jsin60º))·(2(cos20º+jsin20º))

Answer 1

I take the two factors to be 4 cis 60 and 2 csi 20, so the product =8(cis 80^o), that is, 8 (cos 80^o + i sin 80^o)