Which set of ordered pairs represents a function? { ( − 6 , − 9 ) , ( − 6 , 4 ) , ( − 1 , 9 ) , ( 5 , − 1 ) } {(−6,−−6,−1,,−1)} { ( − 8 , − 2 ) , ( 7 , − 2 ) , ( − 9 , 2 ) , ( 0 , 0 ) } {(−8,−,−−9,,0)} { ( 5 , 8 ) , ( 9 , 7 ) , ( − 3 , − 8 ) , ( 5 , − 5 ) } {(5,,−3,−,−5)} { ( 7 , − 8 ) , ( 7 , − 7 ) , ( 8 , 4 ) , ( 1 , − 3 ) } {(7,−,−,,−

One month, a music site observed that 60% of the people who downloaded songs from its site downloaded q sam's latest single. the equation below represents this information, where x represents the total number of people who ddownloaded songs from the site that month: x = 0.6x + 384 how many people who downloaded songs from the site that month downloaded q sam's latest single?

Adoctor administers a drug to a 38-kg patient, using a dosage formula of 50 mg/kg/day. assume that the drug is available in a 100 mg per 5 ml suspension or in 500 mg tablets. a. how many tablets should a 38-kg patient take every four hours? b. the suspension with a drop factor of 10 ggt/ml delivers the drug intravenously to the patient over a twelve-hour period. what flow rate should be used in units of ggt/hr? a. the patient should take nothing pills every four hours. (type an integer or decimal rounded to the nearest hundredth as needed.)

Atype of plant is introduced into an ecosystem and quickly begins to take over. a scientist counts the number of plants after mmonths and develops the equation p(m)= 19.3(1.089)^m to model the situation. most recently, the scientist counted 138 plants.assuming there are no limiting factors to the growth of the plants, about how many months have passed since the plants werefirst introduced? a)o 6.1b)0.6.6c)10 72d)o 23.1