Determine whether the sequence is arithmetic. If so, find the common difference.
?
3, 
, 
, 
, 2,...
?
A. Arithmetic sequence, 
B. Arithmetic sequence, d = 
C. Arithmetic sequence, d = -1
D. Arithmetic sequence, 
E. Not an arithmetic sequence
Answer: A
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Find  figures 4.png)
for z = ytan 7x.
What will be an ideal response?
Find the matrix product when possible.
A. 
B. 
C. 
D. 
Find an equation of the line that has the given slope and contains the given point.m = 
, (0, -5)
A. y = 
x + 5
B. y = - 
x + 5
C. y = 
x - 5
D. y = - 
x - 5
Solve the problem.Suppose economists use as a model of a country's economy the equation C = 0.6716D + 5.9845where C represents the consumption of products in billions of dollars and D represents disposable income in billions of dollars. Solve the equation for D and use the result to determine the disposable income D if the consumption C is $8.42 billion. Round your answer to the nearest tenth of a billion.
A. $3.6 billion B. $3.5 billion C. $11.6 billion D. $6.6 billion