Question

Please give me answer

Answer 1

Answer:

there are 1 2 3 4.

with the origin -----------------------

Answer 2

(2,3),(1,1),(3,12)=quadrant 1

(7,-6),(11,-3)=quadrant 2

(-9,-9),(-4,-5)=quadrant 3

(-3,2),(-6,1),(-13,6)=quadrant 4

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