A number theory problem by Viswa Prasad
Number Theory
Level
2
(a-b)^2=(b-a)^2
a-b=b-a
2a=2b
a=b
Which step is wrong
step 3
step 1
step 4
step 2
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step 2 is wrong bcos we must make + r - sign while taking sqrt. (a-b)^2=(b-a)^2, a-b=-(b-a) a=a