A welder has two pieces of half-inch pipe, one of length 
ft and another of length 
ft. What is the total length of the two welded together?
A. 
ft
B. 
ft
C. 
ft
D. 
ft
E. 
ft
Answer: D
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Solve the problem.There were 32,000 people at a ball game in Los Angeles. The day's receipts were $170,000. How many people paid $11.00 for reserved seats and how many paid $4.00 for general admission?
A. 26,000 paid $11 and 6000 paid $4 B. 10,500 paid $11 and 21,500 paid $4 C. 21,500 paid $11 and 10,500 paid $4 D. 6000 paid $11 and 26,000 paid $4
Find the domain and the range of the functions or relations from the graph.
A. domain: (-?, ?); range: [-?, - 2] B. domain: (-?, ?); range: (-?, ?) C. domain: (-?, ?); range: [- 2, ?) D. domain: [- 2, ?); range: (-?, ?)
Determine if the sequence is arithmetic. If the sequence is arithmetic, find the common difference.a1 = -2, an = 2an - 1 - 4
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Find the vertex, focus, and directrix fo the parabola.
 FIGURE 1.png)