Find the LCD for the given rational expressions.
, 
A. (5n + 6)3(2n - 7)
B. (5n - 6)2(2n + 7)
C. (5n + 6)(2n - 7)
D. (5n + 6)2(2n - 7)
Answer: D
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Solve the logarithmic equation.log2x = 5
A. 10 B. 100 C. 32 D. 25
Solve the problem.A Tasmanian lottery ticket consists of choosing 7 different numbers between 1 and 56. The number of possible lottery tickets is given by
A. 
.
B. 
.
C. 
.
D. 
.
E. none of these
An undercover police officer is assigned the job of once a night walking each of the 48 blocks of a certain section of town described by the street grid shown below. The walk starts and ends at A. The officer wants to minimize the total number of blocks he has to walk each night.
An optimal eulerization of the graph representing this problem can be obtained by adding
A. 9 edges B. 12 edges. C. 10 edges. D. 11 edges. E. none of these
Solve the exponential equation.5x = 25
A. 2 B. 3 C. 5 D. 1