Solve the problem.Suppose that the cost, p, of shipping a 3-pound parcel depends on the distance shipped, x, according to the function p(x) depicted in the graph. Is p continuous at 
at 
at 
at 
A. Yes; no; yes; no
B. Yes; yes; yes; no
C. No; no; yes; no
D. Yes; no; no; no
Answer: A
Mathematics
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Convert as indicated.26 ounces to pounds
A. 1
lb
B. 1 lb
C. 1
lb
D. 2
lb
Mathematics
Solve the system mentally, without the use of a calculator or pencil-and-paper calculation. Try to visualize the graphs of both lines.x + 0y = 90x + y = 4
A. x = 9; y = 4
B. x = 4; y = 9
C. x = 9; y = 2
D. x = 2; y = 
Mathematics
Factor the sum or difference of two cubes.27x3 - y3
A. (3x + y)(9x2 - 3xy + y2) B. (3x - y)(9x2 + 3xy + y2) C. (3x - y)(9x2 + y2) D. (27x - y)(x2 + 3xy + y2)
Mathematics
Determine whether the sequence is geometric.an = 2 - 6n2
A. Geometric B. Not geometric
Mathematics