Find the equation of the hyperbola satisfying the given conditions.Foci: (±13, 0); the length of the transverse axis is 24

A.  -  = 1
B.  -  = 1
C.  +  = 1
D.  -  = 1


Answer: D

Mathematics

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Fill in the blank with one of the words or phrases listed below.The process of writing a radical expression as an equivalent expression but without a radical in the denominator is called  the denominator.

A. conjugate B. rationalizing C. principal square root D. like radicals

Mathematics

Use Bayes' rule to find the indicated probability.The incidence of a certain disease on the island of Tukow is 4%. A new test has been developed to diagnose the disease. Using this test, 91% of those who have the disease test positive while 4% of those who do not have the disease test positive (false positive). If a person tests positive, what is the probability that he or she actually has the disease?

A. 0.438 B. 0.487 C. 0.91 D. 0.856

Mathematics

Solve the equation on the interval 0 ? ? < 2?.sin ? = - - cos ?

A. {}
B. {}
C. {}
D. {}

Mathematics

Find the general term, an, of the given arithmetic sequence., . . .

A. an = 
B. an = 
C. an = 
D. an = 

Mathematics