The graph of a piecewise-defined function is given. Write a definition for the function. 

A.

B.

C.

D.


Answer: C

Mathematics

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Decide whether the relation is a function.{(1, -1), (2, 1), (6, -8), (9, -8), (12, 5)}

A. Function B. Not a function

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Solve the equation. Use natural logarithms. When appropriate, give solutions to three decimal places unless otherwise indicated.ln ex = 14

A. {3.742} B. {14} C. {5.151} D. {2.639}

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Write the decimal as a percent.0.35

A. 35% B. 350% C. 0.035% D. 3.5%

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Find the standard deviation for the given data.Christine is currently taking college astronomy. The instructor often gives quizzes. On the past seven quizzes, Christine got the following scores:51 16 37.0 30 14 43 74Round results to one decimal place.

A. 10,032.1 B. 37.0 C. 20.9 D. 12,647.0

Mathematics