Let $\mathbf { r } = x \mathbf { i } + y \mathbf { j } + z \mathbf { k } \text { and } r = | \mathbf { r } | \text {. }$

question 130

Short Answer

Let $\mathbf { r } = x \mathbf { i } + y \mathbf { j } + z \mathbf { k } \text { and } r = | \mathbf { r } | \text {. }$ $\text { Find } \nabla \cdot ( 8 r \mathbf { r } )$

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Future Contact

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Fear Rejection

The apprehension or anxiety about being rejected by others, which can affect social interactions and individual behavior.

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A residence hall providing sleeping and living quarters for large numbers of people, especially students in a college or university.