PLEASE ANSWER ASAP I REALLY NEED HELP Four data sets were generated and fitted with least-squares lines. For which of the following graphs of residual plots, if any, was the least-squares line an inappropriate model for representing the relationship between x and y?

Last screenshot has two answers!!

Consider the table below. x y -1 -5 0 5 1 11 2 13 3 11 complete the standard form equation representing the quadratic relationship displayed above, where a, b, and c are constants.

Paula makes stained-glass windows and sells them to boutique stores. if her costs total $12,000 per year plus $4 per window for the frame. how many windows must she produce to earn a profit of at least $48,000 in one year if she sells the windows for $28 each? 1. define a variable for the situation. 2. write an inequality that represents her profit. note: revenue is money coming in. cost is money going out. profit is the difference between the revenue and the cost. in other words: revenue - costs profit 3.using words, describe how many windows she must sell to have a profit of at least $48,000.

Find the average rate of change for the given function drom x=1 to x=2