Tunjukkan bahwa 1-2 sin^2 45=cos 90; 60;

Name: Tunjukkan bahwa 1-2 sin^2 45=cos 90; 60;
Uploaded: 2024-04-26T14:17:00
Duration: PT2M49.32S
Description: Tunjukkan bahwa 1-2 sin^2 45=cos 90; 60;