Rationalize the denominator. Assume that all radicands represent positive real numbers.- 
A. - 
B. - 
C. -3
D. -28
Answer: A
Mathematics
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Determine convergence or divergence of the alternating series.
A. Converges B. Diverges
Mathematics
Solve the system of equations using Gaussian elimination or Gauss-Jordan elimination.-4x + 8y = -12 2x + 4y = 6
A. (3, 1) B. (3, 0) C. (-2y, y) D. No solution
Mathematics
The graph below shows the approximate annual percentage growth rate in world population for the years 1960 through 2010. Data is estimated by the UN Census Bureau.Annual Growth Rate (Percentage) 
Use the graph to answer the question.In which year(s) during the period 1960-2010 is world population growing at the fastest rate?
A. 1963-1964 B. 1984 C. 1970 D. 2010
Mathematics
Graph the equation.2x + 3y - 10 = 0
A. 
B. 
C. 
D. 
Mathematics