(sin 10 + sin 40)/(cos 10 + cos 40)=..

Name: (sin 10 + sin 40)/(cos 10 + cos 40)=..
Uploaded: 2024-06-12T04:04:08
Duration: PT2M51.134S
Description: (sin 10 + sin 40)/(cos 10 + cos 40)=..