Okay, i'm pretty sure that if you make a residual plot its a plot using all those points labeled. So plot those points on a graph, if you are using a K12 diagram use the 1-10 as 100-1000 (basically add a zero to every number)
The answer is X=-1 because they crossed at -1
Answer:
p= 3
q= 7
Hope this helps :)
Answer:
90 degrees but mom not too sure