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Mathematics 11 Online
OpenStudy (anonymous):

(–2, –3) is the image produced by applying the composition T -2.4 rx to a point. What are the coordinates of the preimage? A. (0, –1) B. (0, 1) C. (3, 4) D. (0, 7)

OpenStudy (anonymous):

@BTaylor

OpenStudy (btaylor):

T -2,4 means you move left 2 and 4 up, then it is reflected over the x-axis. Working backwards: |dw:1394111678452:dw|

OpenStudy (btaylor):

|dw:1394111742510:dw|

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