ืจืฉืช "ืœื‘ื•ื“ ืœืกื•ื›ื”" ืคืœืกื˜ื™ืง 2*2 1 ืžื˜ืจ ื’ื•ื‘ื” ืžื—ื™ืจ ืœืž"ื

ืจืฉืช ืคืœืกื˜ื™ืง ืจื™ื‘ื•ืขื™ื ื’ื•ื‘ื” 1 ืžื˜ืจ
ืฆื‘ืข ื™ืจื•ืง ืื• ืœื‘ืŸ
ื’ื•ื“ืœ ื—ื•ืจ 2*2 ืก"ืž
ืžืชืื™ื ื›ื“ื•ืคืŸ "ืœื‘ื•ื“" ืœืกื•ื›ื”.
ืžื—ื™ืจ
10โ‚ช
ื›ืžื•ืช
ืžื•ืฆืจื™ื ืงืฉื•ืจื™ื