Let be a scalar field and F a vector field. State whether each expression is meaningful. If not, explain why. If so, state whether it is a field or a vector field.
(a)
(b)
(c)
(d)
(e)
(f)
(g)
(h)
(i)
(j)
(k)
(i
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EXPLORING CONCEPTS
Think About It In Exercises 65-67, consider a scalar function f and a vector field F in space. Determine whether the expression is a vector field, a scalar function, or neither. Explain.
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Think About It In Exercise 65-67, consider a scalar function f and a vector field F in space. Determine whether the expression is a vector field, a scalar function, or neither. Explain.
