Solve the problem.A research team collected data concerning a local welfare-to-work program. They found that the more frequently a participant attended weekly group support meetings, the longer he or she would keep the same job. The data are summarized in the graph below. Call the function f.
Find f-1(30).
A. 14
B. 55
C. 50
D. 42
Answer: B
Mathematics
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Rewrite the following fraction in two equivalent forms.
A. 
, 
B. 
, - 
C. 
, - 
D. 
, - 
Mathematics
Identify the terms of the polynomial expression.6x5 - 4x4 + 4x + 10
A. 6x5, 4x4, 4x, 10 B. 6, -4, 4, 10 C. -6x5, -4x4, -4x, -10 D. 6x5, -4x4, 4x, 10
Mathematics
Find the common difference d and the nth term an of the arithmetic sequence with the specified terms. 5th term is 4; 12th term is -17
A. d = -3; an = -3n - 16 B. d = -13; an = -13n - 3 C. d = -13; an = -13n + 19 D. d = -3; an = -3n + 19
Mathematics
Express the following as a rational function.f(x) = 
Find f
A. 
B. 
C. 
D. 
Mathematics