Solve. Remember to insert units when writing your answer.A carpenter needs to cut a board into fourths. If the board is 16 ft 8 in. long originally, how long will each cut piece be?
A. 4 ft 2 in.
B. 12 ft 4 in.
C. 4 ft 8 in.
D. 4 ft 3 in.
Answer: A
Mathematics
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Find the eccentricity of the hyperbola.Find the eccentricity of a hyperbola centered at the origin having a focus of 
and corresponding directrix 
A. 
B. 
C. 
D. 
Mathematics
Use the properties of summation notation to find the sum.
A. 206 B. 162 C. 174 D. 154
Mathematics
Write a formula for the general term (the nth term) of the arithmetic sequence. Then use the formula for an to find a20, the 20th term of the sequence.-11, -17 , -23, -29, . . .
A. an = -6n - 5; a20 = -125 B. an = 6n + 11; a20 = 131 C. an = -6n - 11; a20 = -131 D. an = 6n + 5; a20 = 125
Mathematics
Graph.f(x) = 
(x - 1)2
A. 
B. 
C. 
D. 
Mathematics