" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
-2sin0,5(195+45).sin 0,5(195-45) / 2sin0,5(195+45).cos0,5(195-45) =
-2sin120.sin75 / 2sin120.cos75 =
-1x1x tan 75 = -(2+√3)
mungkin itu
Maaf kalau salah