Determine whether the given relationship defines a function. If so, identify the independent and dependent variable, and why the relationship is a function.The salary s of an employee on her hiring date d.
A. No
B. Yes; d, s; there is one salary s on the hiring date d.
Answer: B
Mathematics
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Find the curvature ? and radius of curvature R for the curve at the given point.y = cos x, 
A. ? = 
, R = 
B. ? = 
, R = 
C. ? = 
, R = 
D. k = 
, R = 
Mathematics
If 
represents the cost of purchasing b belts, e pairs of earrings, and n necklaces, then we can use 
to indicate the cost of buying 2 belts, 4 pair of earrings, and 1 necklace.
Answer the following statement true (T) or false (F)
Mathematics
Solve.
- 
= 
A. 16
B. -8
C. 8
D. 2
Mathematics
Solve the problem.The 100th term in the arithmetic sequence 15, 11, 7, 3, . . . is
A. -340. B. -336. C. -385. D. -381. E. none of these
Mathematics