Fill in the blank with one of the words listed below.
To find an x-intercept of a graph, let 
= 0.
A. y
B. x
C. y-intercept
D. x-intercept
Answer: A
Mathematics
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Solve.Gabrielle buys $9.00 worth of gasoline for her car. If the gas station charges $1.459 per gallon, how many gallons did she get? (Round to the nearest tenth.)
A. 16.2 gal B. 6.2 gal C. 1.6 gal D. 61.7 gal
Mathematics
Use the LCD to simplify and solve.
x - 
x = 4
A. {40} B. {80} C. {-40} D. {-80}
Mathematics
Decide whether the relation is a function, and give the domain and range.
A. Function; domain: (-?, 0) ? (0, ?); range: (-?, ?) B. Not a function; domain: (-?, ?); range: (-?, ?) C. Not a function; domain: (-?, 0) ? (0, ?); range: (-?, ?) D. Function; domain: (-?, ?); range: (-?, ?)
Mathematics
Use the remainder theorem to find P(k).k = -3; P(x) = x2 + 3x - 5
A. 5 B. -23 C. -13 D. -5
Mathematics