គណិតវិទ្យាថ្នាក់ទី១២ / ធរណីមាត្រក្នុងលំហ #02 (ត្រៀមប្រឡងនានា)

Описание: #02 ធរណីមាត្រក្នុងលំហ#
Dear all Student for Education Math.
Welcome to online course (You Tube Channel )for study Mathematics.
Why i create this Channel Because i want to help some student don't have enough money for to learn at part times.
sharing my knowledge
love study Math
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Owner You Tube Account Gnor Sarith Tel; 066 82 09 50
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