Jika cos(alpha+pi/3)=1/7 dan cos(alpha-pi/3)=11/14,

Name: Jika cos(alpha+pi/3)=1/7 dan cos(alpha-pi/3)=11/14,
Uploaded: 2024-02-24T21:44:08
Duration: PT4M57.7S
Description: Jika cos(alpha+pi/3)=1/7 dan cos(alpha-pi/3)=11/14, hitunglah nilai cos alpha.