Evaluate the terms of the sum using the given information.x1 = -5, x2 = 3, x3 = 5, x4 = -1, and ?x = 0.5; f(x) = 

A. - 2 +  +  + 
B. -  +  +  + 1
C. -  +  +  - 2
D. -  -  +  - 1


Answer: B

Mathematics

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Express the set using the set builder notation.{2, 4, 6, 8}

A. {x |x ? N and x < 10 and an even number} B. {x | x ? N and x < 8 and an even number} C. {x | x ? N and an even number} D. {2, 4, 6, 8}

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A.

B.

C.

D.

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Multiply. 

A. x2 - 35
B. x2 + 35
C. x2 + x - 35
D. x2 - x + 35

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