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N76 [4]
3 years ago
15

Help!! 20points! thank you need by tomorrow.

Mathematics
1 answer:
Yakvenalex [24]3 years ago
6 0

Answer:

1. f(x,y) = (x, -y) 2. f(x,y) = (-x,y).

Step-by-step explanation:

I hope that helps

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