Write the first four terms of the sequence whose general term is given.an = (-1)n + 1(n + 8)
A. -9, 10, -11, 12
B. 9, -20, 33, -48
C. -10, 11, -12, 13
D. 9, -10, 11, -12
Answer: D
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Find the domain of the function. Write the domain using interval notation.f(x) = 
A. (-?, -9) ? (-9, ?) B. (-?, -5) ? (-5, 5) ? (5, ?) C. (-?, 0) ? (0, ?) D. (-?, 9) ? (9, ?)
Use the given graph of f(x) = ax2 + bx + c to solve the specified inequality.f(x) ? 0
A. no solution B. x ? 6 C. x ? 3 or x ? 6 D. 3 ? x ? 6
Determine the x values that cause the function to be (a) zero, (b) undefined, (c) positive, and (d) negative.f(x) = x2 ? 
A. (a) 
(b) ? (c) (-?, ?) (d) ?
B. (a) 
(b) ? (c) 
? 
? (0, ?) (d) ?
C. (a) 
(b) {0} (c) 
? (0, ?) (d) 
D. (a) 
(b) ? (c) 
? (0, ?) (d) 
Find the numbers at which f is continuous. At which numbers is f discontinuous?f(x) = 3x - 2
A. continuous for all real numbers
B. continuous for all real numbers except x = 
C. continuous for all real numbers except x = 2
D. continuous for all real numbers except x = - 