Find the indicated sum. Use the formula for the sum of the first n terms of a geometric sequence.
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Divide, if possible. Write the answer in simplest form.27 ÷ 
A. 
B. 4
C. 5
D. 6
Mathematics
Provide an appropriate response.A small company employs a supervisor at $1200 a week, an inventory manager at $800 a week, 5 stock boys at $400 a week each, and 3 drivers at $700 a week each.
A. $610 B. $1017 C. $550 D. $1260
Mathematics
Solve the system of equations using matrices. Use Gauss-Jordan elimination. x = 6 - y - z x - y + 3z=-62x + y = 8 - z
A. {(-1, 2, 5)} B. {(-1, 5, 2)} C. {(2, 5, -1)} D. {(5, -1, 2)}
Mathematics
The given function is one-to-one. Find f-1(x).f(x) = 
A. f-1(x) = 
B. f-1(x) = 
C. f-1(x) = 
D. f-1(x) = 
Mathematics