Write a general term an for the sequence. Assume that n begins with 1.
, - 
, 
, - 
, . . .
A. an = 
B. an = 
+ 5
C. an = 
+ 5
D. an = 
Answer: A
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Write each rate as a unit rate as a phrase, and determine which is a better buy.A case of 36 bottles of IceMan'water costs $4.68. A case of 20 bottles of Big Mountain water costs $3.20.
A. IceMan: $4.68 per bottle; Big Mountain: $3.20 per bottle. IceMan water is the better buy. B. IceMan: $0.16 per bottle; Big Mountain: $0.13 per bottle. Big Mountain water is the better buy. C. IceMan: $0.13 per bottle; Big Mountain: $0.16 per bottle. IceMan water is the better buy. D. IceMan: $0.13 per bottle; Big Mountain: $0.11 per bottle. Big Mountain water is the better buy.
Provide an appropriate response.Write the product: x2(y4)
A. x6
B. x2y4
C. 
6
D. y6
Perform the conversion.8.9 kL = ___ L
A. 890 B. 0.0089 C. 0.089 D. 8900
Simplify the expression by combining like terms, if possible.5.3x - 1.3y - 3.3x + 6y + 2.5x
A. 4.5x + 7.3y B. 11.1x + 4.7y C. 4.5x - 1.3y + 6 D. 4.5x + 4.7y