Find a formula for the nth term of the sequence.0, , 0, , 0 (alternating 0's and 's)

A. an = 
B. an = 
C. an = 
D. an = 

Answer: D

Mathematics

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19 - 

A. 17
B. 19
C. 18
D. 18

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Multiply using the FOIL method.(x - 5)(5x - 6)

A. 5x2 - 31x + 30 B. 5x2 + 30x - 31 C. 5x2 - 33x + 30 D. 5x2 - 31x - 31

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Mathematics

Solve the problem.Median family income in Country X between 1990 and 1999 can be modeled by  where x is the year. Determine symbolically when the median income was $42,754.

A. x ? 1994 B. x ? 1996 C. x ? 1998

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Mathematics

Find the nth term an of the geometric sequence.7, -14, 28, -56, 112, . . .

A. an = (7)(-2)n-1 B. an = a1 - 2n C. an = (7)(-2n) D. an = (7)(-2)n

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Mathematics