Convert the number in the sentence to standard notation.The total sales of Acme Manufacturing Company for the last four years was $2.9 billion.

A. $2,900,000,000,000
B. $2,900,000,000
C. $290,000
D. $2,900,000


Answer: B

Mathematics

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Draw an appropriate Venn diagram and use the given information to fill in the number of elements in each region.n(A) = 14, n(B) = 21, n(A ? B) = 25, n(B') = 9

A.

B.

C.

D.

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Evaluate the following improper integral whenever it is convergent. ? ?

A. 2 B. -8 C. 4 D. 8 E. the integral is divergent

Mathematics

Find A-1 if it exists.A = 

A.

B.

C.

D. Does not exist

Mathematics

Solve the problem.Earth is represented on a map of the solar system so that its surface is a circle with the equation  A weather satellite circles 0.4 units above the Earth with the center of its circular orbit at the center of the Earth. Find the general form of the equation for the orbit of the satellite on this map.

A. x2 + y2 + 8x + 4y + 19.84 = 0 B. x2 + y2 + 8x + 4y - 3,873.76 = 0 C. x2 + y2 - 8x - 4y - 3,873.76 = 0 D. x2 + y2 + 8x + 4y - 41.84 = 0

Mathematics