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Mathematics, 04.04.2020 15:02 gomek
M(x) -x2 + 30x + 100 where m(x) is the number of pieces of junk mail (in thousands) and x is the number of years after 1980
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M(x) -x2 + 30x + 100 where m(x) is the number of pieces of junk mail (in thousands) and x is the num...
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