Question

(1 + cos (1/8)) (1 + cos (3 1/8)) (1 + cos (5 T1/8)) (1 + cos (7 11/8)) =
O (a) 1
O (b) 1/2
O (C) 1/8
O (d) 3/8

Answer 1

Answer:

1/8 this is your answer

Answer 2

Step-by-step explanation:

the answer is 1 by 8...........