Express as a single logarithm.log51 - log59
A. log109
B. log59
C. log5
D. log10
Answer: C
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Convert the mass as indicated.0.0082 centigrams to milligrams
A. 0.00082 mg B. 0.000082 mg C. 0.82 mg D. 0.082 mg
Find the indicated composite for the pair of functions.Given f(x) = 
and g(x) = 5x6, find (g ? f)(x).
A. 
B. 
C. 
D. 
Solve the problem.At a state fair truck pull, two pickup trucks are attached to the back end of a monster truck as illustrated in the figure. One of the pickups pulls with a force of 1800 pounds and the other pulls with a force of 3400 pounds with an angle of 45° between them. With how much force must the monster truck pull in order to remain unmoved? HINT: Find the resultant force of the two trucks. Round your answer to the nearest tenth. 
A. The truck must pull with a force of 2478.9 lb. B. The truck must pull with a force of 4843.0 lb. C. The truck must pull with a force of 4496.1 lb. D. The truck must pull with a force of 1704.4 lb.
Solve the problem.The profit that the vendor makes per day by selling x pretzels is given by the function 
Find the number of pretzels that must be sold to maximize profit.
A. 700 pretzels B. 350 pretzels C. 0.7 pretzels D. 45 pretzels