The value of cos 1° . cos 2° . cos 3° . cos 4°. . . . . . . . . . . .. cos 90° is
(a) 1
(b) 0
(c) – 1
(d) 2
CBSE Class 10 Sample Paper for 2023 Boards - Maths Basic
CBSE Class 10 Sample Paper for 2023 Boards - Maths Basic
Last updated at Dec. 13, 2024 by Teachoo