Advertisements
Advertisements
Question
cos 1° cos 2° cos 3°... cos 180° = ?
Options
0
1
–1
`1/2`
MCQ
Advertisements
Solution
0
Explanation:
Given expression = cos 1° cos 2°... cos 90° cos 91°... cos 180° ...[∵ cos 90° = 0]
= 0
shaalaa.com
Is there an error in this question or solution?
