Question

If the point (2, 1) and (1, -2) are equidistant from the point (x,y) show that x+2y=0

Answer 1

Step-by-step explanation:

x+2y=0

(2,1)

x=2 , y=1

2+2(1)=0

2+2=0

4 not = 0

(1,-2)

x=1 , y=-2

1+2(-2)=0

1-4=0

-3 not = 0

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