What is the domain of f(x)? What is its range?f(x) = 
A. Domain: (-?, 0) ? (0, ?); range: (-?, -9) ? (-9, ?)
B. Domain: (-?, 9) ? (9, ?); range: (-?, 0) ? (0, ?)
C. Domain: (-?, -9) ? (-9, ?); range: (0, ?)
D. Domain: (-?, -9) ? (-9, ?); range: (-?, 0) ? (0, ?)
Answer: D
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Use the formula for future value, 
to find the missing quantity.A = $6750; P = $5000; r = 7%
A. t = 7 years B. t = 6 years C. t = 5 years D. t = 4 years
Solve using the elimination method. 8x - 5y = -322x + 3y = -8
A. (-4, 1) B. (-5, 1) C. (-32, -8) D. (-4, 0)
Subtract.-7.2 - (-2.9)
A. 10.1 B. -10.1 C. -4.3 D. 4.3
Solve the problem.In 1994 Bethany put $570 down on a new Jeep. She made 56 payments of $210 and spent $888 in maintenance and repairs. Four years after paying off the car she sells it for $4980. What is her net? Is it profit or loss?
A. -$8238, loss B. $8238, profit C. -$8238, profit D. $3256, loss