Question

http://prntscr.com/3ksjwj help dont understand this at all...

Answer 1

still need help?

Answer 2

very lol

Answer 3

what does it mean?

Answer 4

need help or not?

Answer 5

yes i need help

Answer 6

very easy, why don't you get, it just represent the point after dilate 0.5 under the matrix.
for example, the first point is (-3,2) after dilate 0.5, it becomes (-1.5, 1) and it is represented under the form of the matrix like

Answer 7

you do the rest, ok?