The distance between the points A and B if A (a + b ,b-a ) ,B (a-b,a + b) is..
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Answer:A(a+b,b-a)
A(a*2-b*2)..........(1)
B(a-b,a+b)
B(a*2-b*2)..... ...(2)
Equal equations (1)and(2)
A(a*2-b*2)=B(a*2-b*2)
Now,
You can easily see distance between A and B.
I think it will help you dear
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