Determine whether the relation is a function. Give the domain and range.{(-2, -7), (-6, -1), (6, 6), (2, 3)}
A. not a function; domain: {-7, -1, 3, 6}; range: {-6, -2, 2, 6}
B. function; domain: {-6, -2, 2, 6}; range: {-7, -1, 3, 6}
Answer: B
Mathematics
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A. 12u B. 18v C. 18u D. 12v
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Solve the system.x - y + z = -1x + y + z = -11x + y - z = -3
A. {(-2, -5, -4)} B. ? C. {(-4, -2, -5)} D. {(-2, -4, -5)}
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Add or subtract. Simplify the answer.
- 
A. 
B. 
C. 
D. 
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Graph the function.f(x) = 
A. 
B. 
C. 
D. 
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