Let z is equal to 38 times open paren cosine of open paren pi over 16 close paren plus i sine open paren pi over 16 close paren close paren and w is equal to 2 times open paren cosine of open paren pi over 16 close paren plus i sine open paren pi over 16 close paren close paren What is the product of z w ?
A
76 times open paren cosine of open paren pi over 16 close paren plus i sine open paren pi over 16 close paren close parenB
76 times open paren cosine of open paren 3 pi over 8 close paren plus i sine open paren 3 pi over 8 close paren close parenC
40 times open paren cosine of open paren pi over 16 close paren plus i sine open paren pi over 16 close paren close parenD
40 times open paren cosine of open paren 3 pi over 16 close paren plus i sine open paren 3 pi over 16 close paren close paren