Find the average rate of change of f(x)= x^2- x+ 1 over the interval [0,3]

How do you divide 9/4 divided by 10/3

Given the following sampling distribution of one mean with a sample size 49, from a normally distributed population,find the population standard deviation, o.79828588912497

Agrid shows the positions of a subway stop and your house. the subway stop is located at (-5,2) and your house is located at (-9,9). what is the distance, to the nearest unit, between your house and the subway stop?