Question:
The expression cos(π/2)cos(π/5) + sin(π/2)sin(π/5) can be
Last updated: 8/10/2022
The expression cos(π/2)cos(π/5) + sin(π/2)sin(π/5) can be rewritten as which of the following? A) cos(7π/10) B) cos(3π/10) C) sin(7π/10) D) sin(3π/10)
Last updated: 8/10/2022
The expression cos(π/2)cos(π/5) + sin(π/2)sin(π/5) can be rewritten as which of the following? A) cos(7π/10) B) cos(3π/10) C) sin(7π/10) D) sin(3π/10)