S9infinite
S9infinite
22-02-2017
Mathematics
contestada
Find the sum
9/xy + x^2/y
Respuesta :
Аноним
Аноним
22-02-2017
9/xy + x^2/y
x^3y +9y
= ----------------
xy^2
y(x^3+9)
= ----------------
xy^2
x^3 +9
= --------------
xy
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