" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Verified answer
Jika cos a adalah 0,6 mka cos 2a adalah 0,6 ×2= 1,2maka cos 2a = ... ?
cos 2a = 2(0,6)
cos 2a = 1,2
semoga membantu