Multiply and simplify.( + )

A.  + 
B. 7 + 
C. 21 
D. 3


Answer: B

Mathematics

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Find the absolute and relative errors.Your credit card applies a finance charge of $24.69. The finance charge should have been $22.28.

A. absolute error: $2.41  relative error: 24.1% B. absolute error: $2.41  relative error: 9.8% C. absolute error: $2.41  relative error: 10.8% D. absolute error: -$2.41  relative error: -10.8%

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

A.
B.
C.
D.

Mathematics

Provide the requested approximation and answer with a complete sentence.In 2005, the population of a certain city was 96,882,560. Round this population to the nearest million.

A. The population of the city was approximately 96,000,000. B. The population of the city was approximately 100,000,000. C. The population of the city was approximately 96,900,000. D. The population of the city was approximately 97,000,000.

Mathematics

Calculate. State the answer as a whole-number quotient and remainder.728 ÷ 8

A. quotient 90; remainder 0 B. quotient 91; remainder 0 C. quotient 90; remainder 7 D. quotient 91; remainder 7

Mathematics