Solve the equation.10y + 10 = -7 - 6y

A.
B.
C. -  
D. - 


Answer: C

Mathematics

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Identify the form of the argument and state whether the argument is valid or invalid.If you wear a tie, then you look natty.You do not look natty.  Therefore, you are not wearing a tie.

A. Fallacy of the converse; invalid B. Fallacy of the inverse; invalid C. Disjunctive syllogism; valid D. Law of contraposition; valid

Mathematics

Solve the problem.Suppose that f has a positive derivative for all values of x and that f(2) = 0. Which of the following statements must be true of the function g(x) = ?

A. The graph of g crosses the x-axis at x = 2. B. The function g has a local minimum at x = 2. C. The graph of g has an inflection point at x = 2. D. The function g has a local maximum at x = 2.

Mathematics

Multiply.(8 - 7i)2

A. 64 - 161i B. 113 - 112i C. 64 - 63i D. 15 - 112i

Mathematics

For the given arithmetic series, what is Sn?a1 = 23, d = -3, and n = 15

A. 120 B. 53 C. 60 D. 30

Mathematics