Write out the first five terms of the sequence.{sn} = {3n}
A. s1= 1, s2= 8, s3= 27, s4= 64, s5= 125
B. s1= 9, s2= 27, s3= 81, s4= 243, s5= 729
C. s1= 3, s2= 9, s3= 27, s4= 81, s5= 243
D. s1= 1, s2= 3, s3= 9, s4= 27, s5= 81
Answer: C
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Solve.The house numbers of two adjacent homes are two consecutive even numbers. If their sum is 310, find the house numbers.
A. 154, 156 B. 154, 308 C. 155, 157 D. 153, 155
Solve the problem.The table lists the average composite scores on a national entrance exam for selected years.
(i) Make a line graph of the data.(ii) If the graph represents a piecewise-linear function f, find a symbolic representation for the piece of f located on the interval 
A. none of these
B. f(x) = 0.75x -1355 if 4 ? x ? 8
C. f(x) = 4.4x -8589.3 if 8 ? x ? 10
D. f(x) = 131.5 if 4 ? x ? 6
Solve.A box is made from a rectangular piece of metal with length 12 inches and width 10 inches. The box has no top. 
Find a polynomial that gives the volume of the box for a given x.
A. 4x2 - 44x + 120 B. 120x C. 4x3 - 44x2 + 120x D. 4x3 + 44x2 + 120x
Write the following in terms of cos ? only. ? sin ?
What will be an ideal response?