If circle x2+y2+2x-8y-8=0 and x2+y2+10x-2y+22=0 touches one another, find the point of contact​

Find the balance at the end of 4 years if 1000 is deposited at the rate of

Find the midpoint m of z1=(8+5i) and z2=(12+3i)

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.)