Buktikan bahwa: 4 sin 20 sin 40 sin 80 = 1/2 akar(3)

Name: Buktikan bahwa: 4 sin 20 sin 40 sin 80 = 1/2 akar(3)
Uploaded: 2024-07-18T20:02:00
Duration: PT2M33.55S
Description: Buktikan bahwa: 4 sin 20 sin 40 sin 80 = 1/2 akar(3)