Solve.Ms. Losch has a piece of rope 
long that she cuts into pieces for an experiment in her first-grade class. Each piece of rope is to be 
long. How many 
long pieces of rope can she cut from the original piece of rope?
A. 29 pieces of rope
B. 35 pieces of rope
C. 30 pieces of rope
D. 6 pieces of rope
Answer: A
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Factor completely.20x3 + 24x2 + 25x + 30
A. (20x2 + 5)(x + 6) B. (20x2 - 5)(x - 6) C. (4x2 + 5)(5x + 6) D. (4x2 - 5)(5x - 6)
Solve.The average cost per tape, in dollars, for a company to produce x sports videotapes is given by the functionA(x) = 
for x > 0
Graph the function on the interval (0, ?) and complete the following:A(x) ? 
as x ? ?.
A. 
A(x) ? 0 as x ? ?.
B. 
A(x) ? 12 as x ? ?.
C. 
A(x) ? 1 as x ? ?.
D. 
A(x) ? 17 as x ? ?.
Find a general term an for the arithmetic sequence.a1 = 20, d = 10
A. an= 10n + 10 B. an= 20n C. an= 10n + 20 D. an= n + 10n
Use the given information to find the exact value of the trigonometric function.csc ? = - 
, tan ? > 0
Find cos 
.
A. 
B. - 
C. 
D. - 