Given the function, f(x) = x^2 - 3, calculate the average rate of change of the function from x= 1 to x= 3.
-2
4
8
-12

The random variable x represents the number of phone calls an author receives in a day, and it has a poisson distribution with a mean of 8.7 calls. what are the possible values of x

Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?

Formulate the indicated conclusion in nontechnical terms. be sure to address the original claim. the foundation chair for a hospital claims that the mean number of filled overnight beds is over 523, and she is therefore justified starting a funding campaign to add a wing to the hospital. assuming that a hypothesis test has been conducted and that the conclusion is failure to reject the null hypothesis, state the conclusion in nontechnical terms.