Simplify the expression. Write the answer using positive exponents.

A. x11
B.
C.
D. x12


Answer: C

Mathematics

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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.

Mathematics

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

Mathematics

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

Mathematics

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

Mathematics