Write as the sum and/or difference of logarithms. Express powers as factors.log 
A. log 1 - 3 log 1 - 3 log x
B. log(x - 1) + log(x2 + x + 1) - 3 log x
C. log(x - 1) + log(x2 + 1) - 3 log x
D. log x3 - log 1 - 3 log x
Answer: B
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The figures are similar. Find the length of the missing side indicated with an x or y.
A.
| x = 1 |
B. x = 11
C. x = 2
D. x = 4
Solve the problem.This chart shows the fees for an 18-hole round of golf for each of the last 5 years at a local municipal golf course. Assume that this chart defines a function with the name of f. State the range of f.
A. {22, 23, 25, 27} B. {(22, 2008), (23, 2009), (25, 2010), (25, 2011), (27, 2012)} C. {(2008, 22), (2009, 23), (2010, 25), (2011, 25), (2012, 27)} D. {2008, 2009, 2010, 2011, 2012}
For the given functions f and g , find the indicated composition.f(x) = 12x2 - 9x,g(x) = 8x - 10(f?g)(6)
A. 14,364 B. 16,986 C. 3014 D. 13,972
Solve the problem.In a certain city, the cost of a taxi ride is computed as follows: There is a fixed charge of $2.40 as soon as you get in the taxi, to which a charge of $1.90 per mile is added. Find an equation that can be used to determine the cost, C(x), of an x-mile taxi ride.
A. C(x) = 2.40 + 1.90x B. C(x) = 2.80x C. C(x) = 4.30x D. C(x) = 1.90 + 2.40x