ដេរីវេទីn

💖 my channel youtube: / @mathbunroeung7019
👉 ចូរមើលវីដេអូរបន្ថែម

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លោកគ្រូសុំលំហាត់ដេរីវេទីnនៃ
f(x)=sin(6x) cos(4x)

[@lidachrin5855]

thanks teacher

[@mathbunroeung7019]

Alright.

[@sinrothnak2437]

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