Determine if the sequence is geometric. If the sequence is geometric, find the common ratio.6.82, 9.78, 12.74, 15.70, . . .

A. yes, 8.88
B. yes, 2.22
C. yes, 2.96
D. no


Answer: D

Mathematics

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Find the indicated vector.Let u = , v = . Find u + v.

A.
B.
C.
D.

Mathematics

Evaluate the expression using x = 4, y = 5, and z = -2.

What will be an ideal response?

Mathematics

Sketch the graph and show all local extrema and inflection points.f(x) = x4

A. Local maximum: 
Local minimum: (6, 0)
Inflection points: 
, (6, 0)


B. Local maximum: 
Local minimum: (6, 0)
Inflection points: 


C. Local minimum: (6, 0)
No inflection points


D. Local maximum: 
Local minimum: (6, 0)
Inflection point: 


Mathematics

Provide an appropriate response.A company performed a marketing study and concluded that there is a potential of 100,000 customers for its product. At the beginning of the study there were 40,000 customers that used the product, and one year later there were 50,000 customers. Determine the number N of customers t years after the beginning of the study if N follows logistic growth.

What will be an ideal response?

Mathematics