Simplify the expressions. Make all exponents positive.(-2x)3
A. -6x
B. -8x3
C. -6x3
D. -8x
Answer: B
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Solve the problem. Use the given table to find monthly payments. 
Jim bought a new boat for $12,000. He paid $4000 for the down payment and financed the rest for 3-years at an interest rate of 10%. Find the monthly payment for the amortized loan, and find the total interest paid on the loan. Assume that all interest rates are annual rates.
A. $250.72; $1025.92 B. $258.16; $1293.76 C. $258.16; $8000.00 D. $265.68; $1564.48
Convert.21 milliliters to liters
A. 2100 L B. 0.021 L C. 21,000 L D. 0.21 L
Multiply, and then simplify if possible. Assume all variables represent positive real numbers.(
+ 6)2
A. x + 12
+ 36
B. x + 12
+ 49
C. x + 12
+ 35
D. x + 12
+ 37
Decide whether the composite functions, f ? g and g ? f, are equal to x.f(x) = x2 + 3 , g(x) = 
- 3
A. No, no B. Yes, no C. Yes, yes D. No, yes