Buktikan bahwa ((sin a-sin b)(sin a+sin b))/((cos a cos

Name: Buktikan bahwa ((sin a-sin b)(sin a+sin b))/((cos a cos
Uploaded: 2024-02-11T19:47:00
Duration: PT3M10.3573S
Description: Buktikan bahwa ((sin a-sin b)(sin a+sin b))/((cos a cos b)^2)=tan ^2 a-tan ^2 b