Expand. Assume that all variables represent positive real numbers.logd 
A. 7logda + 5logdb - 3logdc - 6
B. logda7 + logdb5 + logdc3 - logdb6
C. a7b5 - c3d6
D. 7logda + 5logdb - 3logdc + 6
Answer: A
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?List the data points from the following Stem-and-Leaf Plot: Stem Leaf 1 ?1 2 3 3 3 4 2 ?2 3 ? 4 ?0 2 3 5 6 5 ?7 7 7 7 7 ?
A. ?11, 12, 13, 14, 22, 30, 40, 42, 43, 45, 46, 57 B. ??11, 12, 13, 14, 22, 40, 42, 43, 45, 46, 57 C. ??11, 12, 13, 13, 13, 14, 22, 40, 42, 43, 45, 46, 57, 57, 57, 57, 57 D. ???11, 12, 13, 14, 22, 40, 42, 43, 45, 46, 57, 57, 57, 57, 57 E. ?None of the above.
Solve the problem.Three cards are drawn in order from a well shuffled deck of 52 cards. The probability that all three cards are 9's is given by
A. 
× 
× 
.
B. 
× 
× 
.
C. 
3.
D. 
× 
× 
.
E. none of these
If possible, evaluate the expression by hand. If not, approximate the answer to the nearest hundredth. Variables represent any real number.
A. 5 B. 11 C. -5 D. 25
Solve the problem.Suppose the cost per ton, y, to build an oil platform of x thousand tons is approximated by 
What is the cost per ton for 
A. $16.67 B. $467.03 C. $425.00 D. $7083.33