Change the logarithmic expression to an equivalent expression involving an exponent.logb 81 = 4
A. 81b = 4
B. b4 = 81
C. 4b = 81
D. 814 = b
Answer: B
Mathematics
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Use the Urban Prices Index Table to answer the question. The table shows what $100 worth of an item costs today. 
*All figures are expressed as a percent of the base of 100 from two decades ago.Urban area: Los AngelesWhat does $100 of Transportation cost today?
A. $189.70 B. $226.20 C. $219.20 D. $186.30
Mathematics
Find the limit.
[ln (x - 4) + (7)6x - 30]
A. 1 B. 0 C. Does not exist D. 7
Mathematics
Find the sum of the first five terms of the indicated geometric series.3, -9, 27, -81, . . .
A. -363 B. -183 C. 363 D. 183
Mathematics
Find the product.(7m + 3)2
A. 7m2 + 42m + 9 B. 7m2 + 9 C. 49m2 + 42m + 9 D. 49m2 + 9
Mathematics