Find the derivative of y with respect to x.y = tan-1 

A.
B.
C.
D.


Answer: A

Mathematics

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Solve.On the morning of December 19 the temperature was -4°F. The next morning the temperature had risen 20°F. What was the temperature on the morning of December 20?

A. 16°F B. 24°F C. -16°F D. -24°F

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Find the rational fraction in lowest terms represented by the periodic decimal.0.3030303 . . .

A.
B.
C.
D.

Mathematics

Refer to the figures and recursive rules below to answer the following question(s).Which of the figures above approximates the result of recursively applying Rule E infinitely many times?

A. Figure 4 B. Figure 3 C. Figure 2 D. Figure 1 E. none of these

Mathematics

Solve. If necessary, round percents to the nearest tenth, dollar amounts to the nearest cent, and all other numbers to the nearest whole.In a recent survey of 48 people, 24 said that their favorite color of car was black. What percent of the people surveyed liked black cars?

A. 2% B. 50% C. 51% D. 3%

Mathematics