What is the image of ( 4 , 2 ) (4,2) after a dilation by a scale factor of 1 2 2 1 ​ centered at the origin?

Question

What is the image of (4,2)(4,2) after a dilation by a scale factor of 1221​ centered at the origin?

Answer 1

If you mean that the scale factor is 1/2, then just multiply each coordinate of (4,2) to get (2,1).