Provide an appropriate response.True or false? If a < 0 and b < 0, then  ?  = .

A. True
B. False


Answer: B

Mathematics

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Express the number in decimal notation.8.1 × 105

A. 81,000 B. 8,100,000 C. 405 D. 810,000

Mathematics

The manager of TeleStar Cable Service estimates that the total number of subscribers to the service in a certain city t years from now will be ?  ?  Find the average number of cable television subscribers over the next 4 years if this prediction holds true. ? 

A. 16,412 B. 15,836 C. 15,494 D. 15,037

Mathematics

A book designer has decided that the pages of a book should have 1 in.margins at the top and bottom and  in.margins on the sides. She further stipulated that each page should have an area of 27 in.2 (see the figure).

?

?
Determine the page dimensions that will result in the maximum printed area on the page, where .
?

A.
B. ?
C. ?
D. ?

Mathematics

Write the fraction or mixed number as a percent. Write the percent using decimals.

A. 5% B. 500% C. 0.5% D. 50%

Mathematics