Tìm tất cả các hàm số f: Z-->Z thỏa:
f( f(x)+f(y) ) = x+y+1, với mọi x, y thuộc Z...
Mathematics, 13.06.2021 16:50, FatCatcreator
Tìm tất cả các hàm số f: Z-->Z thỏa:
f( f(x)+f(y) ) = x+y+1, với mọi x, y thuộc Z
Answers: 2
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