Solve the problem and answer the question.Two times the reciprocal of a number equals 44 times the reciprocal of 55. Find the number.

A. 13
B. 110
C.
D.

Answer: C

Mathematics

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Rationalize the denominator and simplify.

A. 5
B.
C.
D. 5

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Mathematics

Multiply and simplify. Assume variables do not cause any denominators to equal 0. ? - 

A.
B. - 
C. - 
D. - 6

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Mathematics

Use the given information to find the exact value of the trigonometric function.sec ? = - , ? lies in quadrant IIFind sin .

A. - 
B. - 
C.
D.

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Mathematics

Simplify the expression.(1 - )(6 + 2)

A. 6 + 2 - 30 - 2
B. 6 + 2 - 6 - 2
C. 6 - 2 - 6 - 
D. 6 + 2 -  + 2

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Mathematics