What is the image of (2,4)(2, 4)(2,4) after a dilation centered at (1,1)(1, 1)(1,1) with scale factor k=3k=3k=3?
(4,10)(4, 10)(4,10)
(6,12)(6, 12)(6,12)
(3,9)(3, 9)(3,9)
(7,13)(7, 13)(7,13)