Đáp án:
Giải thích các bước giải:
CÁC BỘI CHUNG CỦA CÁC SỐ 128,140,180.
120=0,120,240,360,480,600,720,840,960,1080,1200,1320,1440,1560,1680,1800,1920,2040,2160,2280,2400,2520,2640,2760,2880,3000,3120,3240,3360,3480,3600,3720,3840,3960,4080,4200,4320,4440,4560,4680,4800,4920,5040,5160,5280,5400,5520,5640,5760,5880,6000,6120,6240,6360,6480,6600,6720,6840,6960,7080,7200,7320,7440,7560,7680,7800,7820,7940,8060,8180,8300,8420,8540,8660,8780,8900,9020,9140,9260,9380,9500,9620,9740,9860,9980.
140=0,140,280,560,700,840,980,1120,1260,1400,1540,1580,1720,1860,2000,2140,2280,2420,2560,2700,2840,2980,3120,3260,3400,3540,3680,3820,3960,4100,4240,4380,4520,4660,4800,4940,5080,5220,5360,5500,5640,5780,5920,6060,6200,6340,6480,6620,6760,6900,7040,7180,7320,7460,7600,7740,7880,8020,8160,8300,8440,8580,8720,8860,9000,9140,9280,9420,9560,9700,9840,9980.
180=180,360,540,680,860,1040,1220,1400,1580,1760,1940,2120,2300,2480,2660,2840,3020,3200,3380,3560,3740,3920,4100,4280,4460,4640,4820,5000,5180,5360,5540,5720,5900,6080,6260,6440,6620,6800,6980,7160,7340,7520,7700,7880,8060,8240,8420,8600,8780,8960,9140,9320,9500,9680,9860.
NHỚ CHO MIK CTLHN,CẢM ƠN,5 SAO
CHÚC BẠN CÓ MỘT NGÀY VUI VẺ,TRÀN ĐẦY NIỀM VUI VÀ HẠNH.SAU KHI THI XONG CÓ MỘT CƠN MƯA ĐIỂM 10.