Solve.0.1x - 0.1y + 0.5z = -2.2x + 2y + z = -110.5x + 0.1z = -0.5
A. No solution
B. (-5, -3, 0)
C. (0, -3, -5)
D. (-5, 0, -3)
Answer: C
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Integrate the function.
A. 2sin-1 4
B. 
C. 2tan-1 4
D. 2tan-1 
Solve the problem.The following Venn diagram describes the optional features ordered by new telephone customers in a certain region. Use it to determine how many customers did not order caller ID.
A. 76 B. 103 C. 77 D. 67
Simplify the expression.130 + 60
A. 2 B. 1 C. 0 D. 19
Find a matrix A and a column matrix B that describe the following tables involving credits and tuition costs. Find the matrix product AB, and interpret the significance of the entries of this product.
?
A. AB = 
Tuition for Student 1 is $1104 and tuition for Student 2 is $888.
B. AB = 
Tuition for Student 2 is $1104 and tuition for Student 1 is $888.
C. AB = 
Tuition for Student 2 is $1119 and tuition for Student 1 is $905.
D. AB = 
Tuition for Student 1 is $1119 and tuition for Student 2 is $905.