A manager at a gas station realized that there
appeared to be a quadratic relationship between the
price he charged for a doughnut and the number he
sold for the day.
What is the coefficient of determination (r2) for the
following data set using a quadratic model?
Prics charged for
a Doughnuts
$0.75
$0.99
51.10
$1.50

Answer asap ill give ! ’ a sample of radioactive material decays over time. the number of grams, y , of the material remaining x days after the sample is discovered is given by the equation y = 10(0.5)^x. what does the number 10 represents in the equation? a. the half-life of the radioactive material, in days b. the amount of the sample, in grams, that decays each day c. the time, in days, it will take for the samples to decay completely d. the size of the sample, in grams, at the time the material was discovered

The median am of triangle ∆abc is half the length of the side towards which it is drawn, bc . prove that triangle ∆abc is a right triangle, and find angle mac and abm

Which strategy is used by public health to reduce the incidence of food poisoning?