so sánh 200^300 vs 300^200
so sánh 300^200 và 200^300
Chứng minh rằng:
200^300 =300^200
x+100=200-300
x+300=200
100+100=
200+200=
300+300=
400+400=
500+500=
x+200=400-200
x-200=400-300
200-300=
200-400=
200-500=
200-600=
100 + 200 - 4000 + 3000 + 100 - 200 + 300 =
x+100=200-300-300+400
x+100=200-300
x-300=400-500