Find a general term an for the geometric sequence.The first five terms of the sequence are 4, - 2, 1, - , .

A. an = 6  n-1
B. an = 4  n-1
C. an =   n-1
D. an = 4  n-1

Answer: D

Mathematics

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Provide the requested response.Suppose that a polynomial function of degree 4 with rational coefficients has as zeros. Find the other zeros.

A. 3 - 5i , -5 - 
B. 3 - 5i , 5 + 
C. -3 - 5i , 5 + 
D. -3 - 5i , -5 - 

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Mathematics

Evaluate the integral.

A. -  + C
B.  + C
C. -4 e1/x + C
D.  + C

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Mathematics

Solve.A meteor circles the earth in an elliptical orbit. The major axis of the elliptical orbit is 24 × 108  miles long and the minor axis is 10 × 108  miles long. If the earth is at one focus of the orbit what is the distance from the other focus?

A. 2 ×  × 108 miles
B. 2 ×  × 103 miles
C. 2 ×  × 104 miles
D.   × 104 miles

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Mathematics

Graph each function. Use the graph to determine the domain and range.f(x) = -5x - 7

A. Domain: (-?, ?) Range: (-?, -7] B. Domain: (-?, ?) Range: (-?, ?) C. Domain: [0, ?) Range: (-?, 0] D. Domain: [-5, ?) Range: (-?, 7]

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Mathematics