Which of the following eqation represents a graph that is symmetric with respect to the y axis, but neither x axis nor the origin? 1. x^3+y^2=1

2. x^3+y^5=2

3.x^2-y^2=2

4.x^4+y^3=1

If a baby uses 15 diapers in 2 days, how many diapers will the baby use in a year?

Two cyclists 84 miles apart start riding toward each other at the same. one cycles 2 times as fast as the other. if they meet 4 hours later, what is the speed (in mi/h) of the faster cyclist?

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.)