Buktikan bahwa: 2 cot 2x=cot x-tan x

Name: Buktikan bahwa: 2 cot 2x=cot x-tan x
Uploaded: 2024-05-27T12:07:00
Duration: PT3M6.384S
Description: Buktikan bahwa: 2 cot 2x=cot x-tan x