A point is mapped under the transformation T : (x, y) → (x + 3, y + 1). What is the preimage of (4, 3)?

asked Mar 13, 2018 107k views

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A point is mapped under the transformation T : (x, y) → (x + 3, y + 1).

What is the preimage of (4, 3)?

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6 votes

7,4 is the new cordinate
all you have to do is add

[ 4+3, 3+1 ]

Bobpoekert answered Mar 15, 2018

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7 votes

The preimage is (1, 2). This is because 1 + 3 = 4 and 2 + 1 = 3 and that is (4, 3)

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