Buktikan (2-sec^2 B)/sec^2 B=1-2sin^2 B

Name: Buktikan (2-sec^2 B)/sec^2 B=1-2sin^2 B
Uploaded: 2024-05-30T19:54:08
Duration: PT2M33.9S
Description: Buktikan (2-sec^2 B)/sec^2 B=1-2sin^2 B