Buktikan (sin a+cos a)^2-1=2sin acos a

Name: Buktikan (sin a+cos a)^2-1=2sin acos a
Uploaded: 2024-07-09T00:24:39.000Z
Duration: PT2M13.468S
Description: Buktikan (sin a+cos a)^2-1=2sin acos a