Buktikan identitas berikut. cos 4x+cos 6x-cos 2x-1=-4 sin

Name: Buktikan identitas berikut. cos 4x+cos 6x-cos 2x-1=-4 sin
Uploaded: 2024-07-15T19:32:00
Duration: PT2M45.9947S
Description: Buktikan identitas berikut. cos 4x+cos 6x-cos 2x-1=-4 sin 2x sin 3x cos x