Find the center of the hyperbola.7x2 - y2  - 56x + 6y - 240 = 0

A. (-3, 3);
B. (4, 3)
C. (4, -4);
D. (-4, -3)

Answer: B

Mathematics

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Answer yes or no.Is 7 a solution to the equation 18 + x = 11?

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Suppose we draw a card from a well-shuffled deck of 52 cards. Find the specified probability.The probability of drawing a spade

A.
B.
C.
D.

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Find the domain of the rational expression.

A. {x|x is a real number and x ? 7} B. {x|x is a real number} C. {x|x is a real number and x ? 3} D. {x|x is a real number and x ? 3 and x ? 7}

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What term of the arithmetic sequence is the given number?6, 12, 18, . . . ; 306

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