A bag contains four marbles - red, green, blue and yellow. Valentina randomly selects a marble, returns the marble to the bag and selects another marble.

What is the quadric regression equation that fits these data

What is true about the dilation? it is a reduction with a scale factor between 0 and 1. it is a reduction with a scale factor greater than 1. it is an enlargement with a scale factor between 0 and 1. it is an enlargement with a scale factor greater than 1.

What is the average rate of change for this function for the interval from x=2 to x=4 ?