The given pattern continues. Write down the nth term of the sequence {an} suggested by the pattern.4, 10, 16, 22, 28, ...
A. an = 2n - 6
B. an = 6n - 1
C. an = 2(3n - 1)
D. an = 4(6)n-1
Answer: C
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Solve the problem.The gravitational force (in lb) of attraction between two objects is given by 
where x is the distance between the objects. If the objects are 15 ft apart, find the work required to separate them until they are 75 ft apart. Express the result in terms of k.
A. 
k
B. 
k
C. 
k
D. 
k
Find the equation of the least-squares regression line. Graph the line and data points on the same graph.Managers rate employees according to job performance and attitude. The results for several randomly selected employees are given below.
A. y = -47.3 + 2.02x
B. y = 92.3 - 0.669x
C. y = 2.81 + 1.35x
D. y = 11.7 + 1.02x
Find the height of the triangle using Heron's formula. Round your answer to two decimal places as needed.
A. 9.6 cm B. 2.4 cm C. 3.39 cm D. 6.79 cm
Insert <, >, or = to make the statement true.8 _____ 0
A. > B. = C. <