Question

the velocity potential is given by an expression phi= -xy^2/3-x^2+x^3y/3+y^2 .find te velocity component in x and y direction​

Answer 1

Answer:

The natural environment or natural world encompasses all living and non-living things occurring naturally, meaning in this case not artificial. The term is most often applied to the Earth or some parts of Earth. This environment encompasses the interaction of all living species, climate, weather and natural resources that affect human survival and economic activity.[1] The concept of the natural environment can be distinguished as components:

Answer 2

Answer:

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Explanation:

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