Rationalize the denominator. Assume all variables have nonzero values.
A. 
B. 
C. 
D. 
Answer: D
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Find the extreme values of the function subject to the given constraint.
A. Maximum: none; minimum: 
at 
B. Maximum: none; minimum: 
at 
C. Maximum: none; minimum: 
at 
D. Maximum: none; minimum: 2 at 
Solve the problem using the rule of 78.Carlo has a 36-month fixed installment loan, with a monthly payment of $383.33. The amount he borrowed was $12,000. Instead of making his 25th payment, Carlo is paying the remaining balance on the loan. What is the total amount due to pay off the balance?
A. $3553.69 B. $4038.29 C. $4059.52 D. $4421.62
Find the product and simplify. Assume all variables represent nonnegative real numbers.
? 
A. 60
B. 30
C. 72
D. 30
For the following expression, find the value of y that corresponds to each value of x, then write your results as ordered pairs (x, y).
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for 
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A. 
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, 
, 
, 
B. 
, 
, 
, 
, 
C. ?
, , , 
,
D. ?, 
, , 
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E. ?
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