Solve the equation in the real number system.x3 + 3x2 - 4x - 12 = 0
A. {-2, 2, 3}
B. {2, 3}
C. {-3, -2}
D. {-3, -2, 2}
Answer: D
Mathematics
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Use the graph of population change per year for a metro area to answer the question. 
What is the difference of the 1998 and 1997 population changes?
A. 3797 B. 4843 C. -4843 D. -3797
Mathematics
Use the Trapezoidal Rule with n = 4 steps to estimate the integral.
A. 
B. 
C. 
D. 
Mathematics
Determine if the sequence is geometric. If the sequence is geometric, find the common ratio.-3, -9, -27, -81, -243, . . .
A. yes, -3
B. yes, 3
C. yes, 
D. no
Mathematics
Solve the equation.25x = 3125
A. 
B. 
C. 
D. 
Mathematics