Find the number of subsets of the set.{0}
A. 2
B. 0
C. 4
D. 1
Answer: A
Mathematics
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Write the system of linear equations represented by the augmented matrix. Use x, y, z, and, if necessary, w for the variables. Then use back-substitution to find the solution.
A. {(4, -4, -7)} B. {(250, 38, -7)} C. {(178, -46, -7)} D. {(6, 1, -8)}
Mathematics
Simplify.9 + (-19) - 18 + (-3)
A. -25 B. 5 C. 43 D. -31
Mathematics
Graph the function.
A. 
B. 
C. 
D. 
Mathematics
Find the future value P of the amount P0 invested for time period t at interest rate k, compounded continuously. P0 = $66,000, t = 3 yr, k = 6%
A. $295,791.48 B. $487,677.70 C. $108,815.60 D. $79,016.35
Mathematics