Make the indicated conversion within units of time.Convert 168 hours to days.

A. 49 days
B. 56 days
C. 7 days
D. 84 days


Answer: C

Mathematics

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Find two paths of approach from which one can conclude that the function has no limit as (x, y) approaches (0, 0).f(x, y) = 

What will be an ideal response?

Mathematics

Graph the step function.f(x) = 

A.

B.

C.

D.

Mathematics

Provide an appropriate response.A linear programming problem has objective function 6x and constraints  x ? a-x ? -bwhere a and b are positive numbers.Does a maximum exist for the objective function? If not, why not? Does a minimum exist? If not, why not?

A. Maximum and minimum both exist. B. Neither maximum nor minimum exist as the feasible set is the empty set. C. Maximum does not exist as the objective function may be arbitrarily large (unbounded). Minimum does exist. D. Maximum exists. Minimum does not exist as the objective function may be arbitrarily small (unbounded).

Mathematics

First use front end rounding to estimate the answer. Then multiply to find the exact answer.  

A. Estimate: 140; exact: 14,285.137 B. Estimate: 1410; exact: 1427.5137 C. Estimate: 140; exact: 142.85137 D. Estimate: 1400; exact: 1428.5137

Mathematics