Simplify the expression. Write the answer using positive exponents.
A. x11
B. 
C. 
D. x12
Answer: C
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Find the length of an arc intercepted by a central angle ? in a circle of radius r. Round your answer to 1 decimal place.r = 115.19 in.; ? = 195°
A. 392.0 in. B. 196.0 in. C. 784.1 in. D. 124.8 in.
Use a Venn diagram to answer the question.A survey of 260 families showed that99 had a dog;76 had a cat;34 had a dog and a cat;98 had neither a cat nor a dog, and in addition did not have a parakeet;8 had a cat, a dog, and a parakeet.How many had a parakeet only?
A. 26 B. 31 C. 36 D. 21
Express as a product.loga t3
A. log a 3 B. log a 3 ? log a t C. 3 log a t D. log a 3t
Solve the problem.An accountant tabulated a firm's profits for four recent years in the following table:
The accountant then fit both a linear graph and an exponential curve (seen below) to the data, in order to estimate future profits. Use the exponential graph to estimate the profits in the year 2001.
A. About $1,000,000 B. About $300,000 C. About $1,300,000 D. About $750,000