Buktikan: sin (x+y).sin(x-y)=sin^2 x-sin^2 y

Name: Buktikan: sin (x+y).sin(x-y)=sin^2 x-sin^2 y
Uploaded: 2024-06-24T04:02:00.000Z
Duration: PT2M27.9893S
Description: Buktikan: sin (x+y).sin(x-y)=sin^2 x-sin^2 y