Use the properties of logarithms to simplify the expression. ln (9t4) - ln 3

A. ln (t2)
B. ln 
C. ln (3t2)
D. ln 3(t2 - 1)

Answer: A

Mathematics

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Solve the problem.Each cycle of a screen saver program generates and then erases numbers of little animated figures called froobies. The formula  models the population, P, of froobies after x minutes within a cycle. How many minutes into a cycle will the froobie population first reach 178?

A. 5 minutes B. 8 minutes C. 6 minutes D. 12 minutes

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Solve the problem.A community garden contains 20 rectangular plots each measuring 6 yd by 9 yd. What is the total area available for gardening?

A. 54 yd2 B. 1,100 yd2 C. 600 yd2 D. 1,080 yd2

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Sketch the graph of f(x). Determine the domain, range, and the equation of the horizontal asymptote of the function.f(x) = -e3 - x + 2

A. Domain: (-?, ?), range: (-?, 2)
Horizontal asymptote: y = 2

B. Domain: (-?, ?), range: (-?, 2)
Horizontal asymptote: y = 2

C. Domain: (-?, ?), range: (-?, 1)
Horizontal asymptote: y = 1

D. Domain: (-?, ?), range: (-?, 2)
Horizontal asymptote: y = 2

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Find the inverse, if it exists, for the matrix.

A.

B.

C.

D.

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Mathematics