The relations shown below represent the temperature in degrees celsius of the air a certain number of hours after noon on a winter day. is the temperature a function of time .

Lindsay used two points, (x,y; ) and (+2.82), to find the equation of the line, y = mx + b, that passes through the points. y2-y, first, she used the definition of slope and determined that the value of mis x, - . given this information, which expression must represent the value of b?

Lydia collected two sets of data one set of data shows an outlier. which set has an outlier, and which number is the outlier?

Which of the following describes the symmetry of the graph of y = x3?