Nathan had an infection, and his doctor wanted him to take penicillin.  because nathan’s father and paternal grandfather were allergic to penicillin, nathan has a 75% chance of having the same allergy.  the doctor performed a skin test to see whether nathan would react to it.  the test is 98% accurate.  what is the probability that nathan is not allergic to penicillin and the test predicts it? ! im taling a plato test

Which line is parallel to the line that passes through the points (2, –5) and (–4, 1) a. y=-x+5 b. y=-2/3x+3 c. y=2/3x-2 d. y=x+5

Create a graph for the demand for starfish using the following data table: quantity/price of starfish quantity (x axis) of starfish in dozens price (y axis) of starfish per dozen 0 8 2 6 3 5 5 2 7 1 9 0 is the relationship between the price of starfish and the quantity demanded inverse or direct? why? how many dozens of starfish are demanded at a price of five? calculate the slope of the line between the prices of 6 (quantity of 2) and 1 (quantity of 7) per dozen. describe the line when there is a direct relationship between price and quantity.

What is the value of the discriminant of the quadratic equation -2x = -8x + 8 and what does its value mean about thenumber of real number solutions the equation has?