9.Abby drew a line of best fit for a set of data points on a scatter plot. Which of the following statements is true? A. The line of best fit need not contain any of the data points.

B. The line of best fit must contain at least 2 of the data points.

C. The line of best fit must contain all the data points.

D. The line of best fit must contain at least 1 of the data points.

According to statistics a person will devote 32 years to sleeping and watching tv. the number of years sleeping will exceed the number of years watching tv by 18. over a lifetime, how many years will the person spend on each of these activities

Afurniture manufacturer produces chairs and sofas. each chair requires 10 yards of fabric, and each sofa requires 20 yards of fabric. the manufacturer has 300 yards of fabric available. to fulfill orders, the number of sofas must be at least twice the number of chairs. let x be the number of chairs and y the number of sofas. which inequalities are described in the problem? check all of the boxes that apply

Consider 6x2 + 6x + 1. which term immediately tells you that this expression is not a perfect square trinomial? justify your answer