Question

Please help me! I don't understand these inverses! For the Transformation T, write the T-1.

T : (x, y) -> (5x, 5y )

T^ -1 (x, y) -> (_ x, _ y)

Answer 1

Can you help me?

Answer 2

|5 0|
|0 5| this is original transformation
the inverse is:
|1/5 0|
|0 1/5|

Answer 3

that transformation T is a dilation, correct? scale factor 5?

Answer 4

so T^ -1 (x, y) -> (1/5x, 1/5 y)

Answer 5

yep^^^

Answer 6

ok..

Answer 7

:)

Answer 8

Thanks !