Mathematics, 15.06.2021 03:00 jjjones2233
Giá p và sản lượng bán ra x của một loại hàng hóa có quan hệ là
p^2x+X^2=2000 . Áp dụng vi phân toàn phần cho biết giá hàng hóa thay đổi như thế nào
khi sản lượng bán ra tăng từ 20 lên 20,5 đơn vị sản phẩm.
Answers: 3
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Giá p và sản lượng bán ra x của một loại hàng hóa có quan hệ là
p^2x+X^2=2000 . Áp dụng vi phân toà...
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