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Mathematics, 28.11.2021 07:40 bombbomb8449

Khi sản xuất và bán ra x
(đvsp) thì chi phí phải trả là
( )
2 C x x x = + + 5 200 4000
(đvtt). Xác định số đvsp cần sản xuất và bán ra nếu chi phí đạt 5000 đvtt.
2. Doanh số bán hàng sau
t
năm tính từ năm 2015 được cho bởi công thức
( )
300
s t 10
t
= +
(đvsp). Tính doanh số bán hàng vào năm 2022.

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Khi sản xuất và bán ra x
(đvsp) thì chi phí phải trả là
( )
2 C x x x = + + 5 20...

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