In parallelogram ABCD diagonals AC and BD intersect at E if AE is 5x-3 and EC is 15-x what is the length of AC? (Also if you can show work!!)

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.)

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')

Y=(x+3)(x-4)(x+1)^2 sulutions? multiplicity?