18 answer all questions and show your work - 1.) solve: 40 1/10 x 2.5 2.) solve: 5-3 |3 x (-6)| 3.) solve: f(x)= 3√x-1-1 4.) solve 8 + x^3 5.) solve: f(x)=2x^2+8x+3 6.) solve: x^2+4x+20=0 - : )

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.)

In a 45-45-90 right triangle, what is the ratio of the length of one leg to the length of the other leg? а . 1: 2 в. 2: 1 с. 2: 1 d. 1: 1

What number is 7 units left of -15?