Find the domain and the range of the relation.{(6, 4), (-10, 4), (-3, 4)}
A. domain: {4} ; range: {-10, -3, 6}
B. domain: {-10, -3, 6} ; range: {4}
C. domain: {-10, -3} ; range: {4, 6}
D. domain: {-10, 4, 6} ; range: {-3}
Answer: B
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Evaluate.
A. 7
B. 2!
C. 
D. 42
Solve the equation.7x - (4x + 9) = 15
A. {8} B. {10} C. {9} D. {7}
Write the decimal as a proper fraction or mixed number in lowest terms.0.625
A. 
B. 
C. 
D. 
Solve the problem. It costs $350 to charter a bus for a ski trip. It also costs $400 per student for all other expenses including food, lodging, ski rental, and lift tickets. Let P(n) represent the per student cost (in dollars) to go on the trip if n students go on the ski trip. Find P(23). What does your result represent in terms of the ski trip?
A. $415.22; If 23 students go on the trip, the cost per student will be $415.22. B. 415; If the cost per student is $23, 415 students will go on the trip. C. $9550; If 23 students go on the trip, the total cost will be $9550. D. $367.39; If 23 students go on the trip, the cost per student will be $367.39.