Decide whether the given functions are inverses.f = {(1, 1), (-2, -4), (10, -4), (12, 4), (0, 9)}g = {(1, 1), (4, -2), (-4, 10), (4, 12), (9, 0)}
A. Yes
B. No
Answer: B
Mathematics
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Solve.The population of a small town in 1988 was 11,000 people. Due to decline in industrial growth the population has since been decreasing at a rate of 3% every year. What was the population of this town in 1998?
A. 8988 people B. 8112 people C. 7313 people D. 6586 people
Mathematics
Factor by grouping.20x2 - 12xy - 25xy + 15y2
A. (20x - 5y)(x - 3y) B. (4x - 5)(5x - 3) C. (4x + 5y)(5x - 3y) D. (4x - 5y)(5x - 3y)
Mathematics
Solve the inequality.x2 + 3x - 28 > 0
A. (-7, 4) B. (4, ?) C. (-?, -7) or (4, ?) D. (-?, -7)
Mathematics
Find the value of the matrix game.Let M be the matrix game having payoff matrix 
.
A. 
B. 
C. 
D. 
Mathematics