In the figure, polygon ABCD is dilated by a factor of 2 to produce A′B′C′D′ with the origin as the center of dilation. Point A′ is at
, and point D′ is at
.

How do you solve a question like this?

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')

Ellen makes and sells bookmarks. she graphs the number of bookmarks sold compared to the total money earned. why is the rate of change for the function graphed to the left?