Find the indicated term of the arithmetic sequence.Given an arithmetic sequence with a16 = 19 and a10 = 7, find a4.
A. -11
B. -3
C. 2
D. -5
Answer: D
Mathematics
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Decide whether the figure is convex or concave.
A. Concave B. Convex
Mathematics
Solve the problem. Round to the nearest tenth.Find the percent increase (or decrease) in cost of goods sold from last year to this year for the income statement. 
A. 28.1% decrease B. 1.9% decrease C. 1.9% increase D. 28.1% increase
Mathematics
Give the additive inverse of the number.
A. - 
B. 8
C. 0
D. 
Mathematics
The given point is on the graph of y = f(x). Find a point on the graph of y = g(x).g(x) = f(-8x); (3, -8)
A. 
B. (-24, -8)
C. 
D. (24, 8)
Mathematics