The table shows the numbers 
(in thousands) of residents from 2002 through 2007.
YearNumber of residents, 
2002 640 2003 655 2004 670 2005 670 2006 683 2007 699?
Find the first differences of the data shown in the table.
A. 
B. 
C. 
D. 
E. 
Answer: A
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Evaluate the second derivative of the function for the given value of x.f(x) = (x2 - 3x + 2)(2x - 6), x = 0
A. -24 B. 0 C. 22 D. -12
Find the discount date and net payment date. (The net payment date is 20 days after the final discount date.)Invoice date: Sep 6Terms: 3/5 EOM
A. Discount date: Sept 5; net payment date: Oct 31 B. Discount date: Sept 11; net payment date: Oct 5 C. Discount date: Oct 5; net payment date: Oct 25 D. Discount date: Sept 11; net payment date: Oct 30
Factor the polynomial.x2 + 49
A. (x - 7)2 B. (x + 7)2 C. (x + 7)(x - 7) D. prime
Solve by the quadratic formula. If there are no real roots, say so.b2 + 
b = 
A. b = 0, b = 
B. No real solution
C. b = - 
, b = -
D. b = 