Write the expression without parentheses.-(5x + 6y)

A. -5x - 6y
B. -5x + 6y
C. 5x + 6y
D. 5x - 6y


Answer: A

Mathematics

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Answer the question.If  is a convergent series of nonnegative terms, what can be said about ?

A. Always converges B. Always diverges C. May converge or diverge

Mathematics

Factor completely.8x2 - 2

A. (4x - 2)(2x + 1) B. (2x - 1)(4x + 2) C. 2(2x + 1)2 D. 2(2x - 1)(2x + 1)

Mathematics

The question(s) that follow refer to the problem of finding the minimum spanning tree for the weighted network shown below. Which of the following edges of the given network are not part of the minimum spanning tree?

A. AB B. BC C. EF D. DF E. none of these

Mathematics

Solve the problem.Daniel earns $125,448 annually and is paid monthly. How much Social Security tax will be deducted from his December earnings? How much Medicare tax will be deducted from his December earnings? Social security tax is 6.2% and Medicare tax is 1.45%. Round to the nearest cent.

A. Social Security tax = $21.74 Medicare tax = $15.16 B. Social Security tax = $218.37 Medicare tax = $152.58 C. Social Security tax = $217.37 Medicare tax = $151.58 D. Social Security tax = $2173.70 Medicare tax = $1515.83

Mathematics