Determine whether the sequence is geometric.an = 18n - 8
A. Geometric
B. Not geometric
Answer: B
Mathematics
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Find the exact value of cos(x-y) given that sec x = 3 / 2, csc y = 3, and x and y are in quadrant 1.
What will be an ideal response?
Mathematics
Add and simplify. 
+ 
A. 
B. 
C. 
D. 
Mathematics
Solve.A total of 16 gal 1 qt of oil has been removed from a 44-gallon drum. How much oil still remains in the container?
A. 28 gal 3 qt B. 27 gal 7 qt C. 27 gal 3 qt D. 28 gal 1 qt
Mathematics
Use Gaussian elimination to find the complete solution to the system of equations, or state that none exists. 5x - y + z = 8 7x + y + z = 6
A. {(
z + 
, 
z, z)}
B. ?
C. {(- 
z + 
, 
z - 
, z)}
D. {(-z + 3, 4z + 7, z)}
Mathematics