Cho $x^{2}+y^{2}+x+2y=10$
Tìm Min $P=y^{3}-6x^{3}+x^{2}-y^{2}-2x-5y$
Cho $x^{2}+y^{2}+x+2y=10$ Tìm Min $P=y^{3}-6x^{3}+x^{2}-y^{2}-2x-5y$
Started By Soran, 04-10-2018 - 21:28
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