Trigonometric Identities or Trigonometric Simplification

Questions (2)

2sin(4x)[(cos(3/2)x)(cos(5x/2)-sin((15/4)x)]+xcan someone simplify this using trig identities?
1. 1 answer
2. asked by Brianna
3. 419 views
Simplify sin(x+y)/sinxcosy
1. 1 answer
2. asked anonymously
3. 11 views