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amandaaaa13
15.11.2019 •
Physics
Find the total mass m and the center of mass of the solid with mass density σ(x, y, z) = kxy3(9 − z) g/cm3, where k = 5 ✕ 106, that occupies the region bounded by the planes x = 0, y = 0, z = 0, z = 1, and x + y = 1.
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Ответ:
1. Species diversity.
2. stem that stores water.
3. invasive species.
4. migrating farther into the sea.
5. genetic diversity.