Determine whether the relation is a function. Give the domain and range.{(1, 8), (-9, 4), (7, -2), (3, -5), (-9, -6)}
A. not a function; domain: {-9, 1, 3, 7}; range: {-6, -5, -2, 4, 8}
B. function; domain: {-9, 1, 3, 7, -7}; range: {-6, -5, -2, 4, 8}
Answer: A
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Decide whether the statement makes sense. Explain your reasoning.This time around the Democrats are redrawing the boundaries of the districts. It would be to their advantage to draw the boundaries in such a way that all districts have roughly the same number of Republicans.
What will be an ideal response?
Solve the problem.Median family income in Country X between 1990 and 1999 can be modeled by 
where x is the year. Determine symbolically when the median income was $42,216.
A. x ? 1998 B. x ? 2000 C. x ? 1994 D. x ? 1996
List the terms of the expression.6 - 6a + 8b
A. 6, 6a, 8b B. 6, -6a, 8b C. 6, -6, a, 8, b D. -6, 8b
Solve for x.
a. 
b. 
c. 
d. 5