Розмір відео: 1280 X 720853 X 480640 X 360
Показувати елементи керування програвачем
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Very helpful for my PhD work. Thanks sir...
How does one calculate the area A1? Also how does one calculate x1?
Thanks a lot sir😊
No problem
Very helpful for my PhD work. Thanks sir...
How does one calculate the area A1? Also how does one calculate x1?
Thanks a lot sir😊
No problem