Trick to remember spacial angle! ចាំមុំពិសេស មិនចាំបាច់ទន្ទេញ!

ក្នុងវីឌីអូនេះខ្ញុំនឹងបង្ហាញពីរបៀបចាំមុំពិសេសដោយមិនបាច់ទន្ទេញទៀតទេ!ខ្ញុំបានពន្យល់យ៉ាងក្បោះក្បាយ ងាយយល់ណាស់! ខាងក្រោមជាLinkសម្រាប់មេរៀនផ្សេងទៀត! ភាគ១៣ https://www.youtube.com/watch?v=_JHCU... #part 1 https://www.youtube.com/watch?v=ElxgD... #part 2 https://www.youtube.com/watch?v=-0uZ2... #part 3 https://www.youtube.com/watch?v=_MpU1... #part4 https://www.youtube.com/watch?v=mKwJW... #part5 https://www.youtube.com/watch?v=Ct5y-... #part6 https://www.youtube.com/watch?v=uK-PW... #part7 https://www.youtube.com/watch?v=y3ipU... អាំងតេក្រាលhttps://www.youtube.com/watch?v=SxAnp... ប្រូបាបhttps://www.youtube.com/watch?v=-ByLv... លីមីត ស្រាវជ្រាវhttps://www.youtube.com/watch?v=Jx5hK... ថ្នាក់ទី១០ https://www.youtube.com/watch?v=T6L8C... https://www.youtube.com/watch?v=H_4RX... Deferential of function x^x^x:   • Deferential of function x^x^x |Feedback my...   Math is so fun:https://www.youtube.com/watch?v=LVbPH... Infinity series:https://www.youtube.com/watch?v=4DLcC... quadratic equation:https://www.youtube.com/watch?v=qabTi... logarithm equation:https://www.youtube.com/watch?v=7aok-... can you solve this question mark:https://www.youtube.com/watch?v=vvijB... បំពេញចំនួនអោយបានត្រឹមត្រូវ:https://www.youtube.com/watch?v=dz9NX... Integral (xdx/(1+x^4)):https://www.youtube.com/watch?v=rWknQ... Solving Logarithmic Equations:https://www.youtube.com/watch?v=4nhdn... Exponential Equation:https://www.youtube.com/watch?v=EL_P1... អាំងតេក្រាល ប្រឡងគ្រូ២០១៨:https://www.youtube.com/watch?v=DrJOS... Solving Exponential Equations:https://www.youtube.com/watch?v=uLNyB... Find the value of a long expression if x-y=1:https://www.youtube.com/watch?v=KvjXx... Integral of (cot(lnx)/x)dx :https://www.youtube.com/watch?v=JNJMC... Find limit x goes to pi/3 of (sinx-sqr3 cosx)/sin(3x):https://www.youtube.com/watch?v=Utp0r... ខ្សែកោង ត្រៀមប្រឡងគ្រូ:https://www.youtube.com/watch?v=nZSvo... Limit (e^x-lnx-e)/(x-1) :https://www.youtube.com/watch?v=UAgbR... Integration sin(pi lnx)dx/x:https://www.youtube.com/watch?v=vyUS0... Integration x^3\(x^2+1)dx:https://www.youtube.com/watch?v=oiCAh... Induction sequence:https://www.youtube.com/watch?v=BQJmh... ត្រៀមប្រឡងគ្រូ:https://www.youtube.com/watch?v=tX3XR... ទំនាក់ទំនងកំណើននៃស្វ៊ីត ត្រៀមប្រឡងគ្រូ:https://www.youtube.com/watch?v=vI8ht... Geometry in space:https://www.youtube.com/watch?v=SC52f... អាំងតេក្រាលត្រៀមប្រឡងគ្រូ:https://www.youtube.com/watch?v=c4Rb_... សម្រួលកន្សោមនៃចំនួន:https://www.youtube.com/watch?v=LuDWT... Exponential equation:https://www.youtube.com/watch?v=DW6C8... Find x^x^x=(1/2)^sqr2 :https://www.youtube.com/watch?v=erpQU... Derivative of the continue function : https://www.youtube.com/watch?v=5xXDt... limite (sinax+sinbx)/(sincx-sindx) thort way : https://www.youtube.com/watch?v=qRTHy... limite 1 power infinity :https://www.youtube.com/watch?v=edFRJ... Functional Equation f(x^2+sqr(1+x))=x/(x+1) :https://www.youtube.com/watch?v=IEIPC... Factor in real number x^4+4 : https://www.youtube.com/watch?v=QDZIc... Limite infinity : https://www.youtube.com/watch?v=MKDh4... Limite ((x-2)^2021-1)/(x-3) : https://www.youtube.com/watch?v=Z5b2N... ដោះស្រាយសមីការ https://www.youtube.com/watch?v=2RyCu... ដោះស្រាយសមីការ https://www.youtube.com/watch?v=hKeEq... ផលបូកស្វ៊ីតSn https://www.youtube.com/watch?v=unoV7... សមីការអនុគមន៍ https://www.youtube.com/watch?v=fbWK5... math puzzle :https://www.youtube.com/channel/UCLFe... លីមីតអនន្ត https://www.youtube.com/watch?v=LP9Et... អាំងតេក្រាលដោយផ្នែក ខ្លីៗ https://www.youtube.com/watch?v=FPHYO... Functional equation ភាក៣    / watch   v=aOxSPNPkO8E&t=476s សមីការអនុគមន៍ ភាគ១ https://www.youtube.com/watch?v=KlFS_... Simplify Trigonometric expression:https://www.youtube.com/watch?v=EwaKz...