Express the sum in sigma notation.1 - 3 + 9 - 27 + 81

A. 3k
B.
C. 3k
D. 3k + 1

Answer: A

Mathematics

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Write an equivalent double integral with the order of integration reversed.

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B.
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Calculate the truth value of the negation of the fuzzy statement. The truth value of the fuzzy statement is given in parentheses.Michael Jordan is the best basketball player to ever play in the NBA. (0.71)

A. 0.29 B. 0.71 C. 1 D. 0

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 = 

A. 0.5 g B. 2.5 g C. 5 g D. 0.25 g

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Use the discriminant to determine the number of real solutions.s2 - 2s - 3 = 0

A. One real solution B. No real solutions C. Two real solutions

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