Warm up Directions: Which One Doesn't Belong? Analyze the four representations and determine which characteristic is shared by three of the four. Write a justification for the one that doesn't belong.

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²

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.)

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?