H
harry94


cho hàm số f:R -> R thoả mãn
f(x+19) <= f(x) +19
f(x+94) >= f(x) + 94
cmr : f(2002) = f(2001) + 1 bai nay kho minh van chua nghi ra , giup to voi /
hehe lau roi hom nay ta moi lai tai xuat giang ho!!
>-
f(x+19) <= f(x) +19
f(x+94) >= f(x) + 94
cmr : f(2002) = f(2001) + 1 bai nay kho minh van chua nghi ra , giup to voi /
hehe lau roi hom nay ta moi lai tai xuat giang ho!!
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