Question

My proof of 1=2. Tell me the mistake if u can

Answer 1

it's correct...no mistake...you are a genius

Answer 2

Ok but i tell u an easy method
consider a=b
multiply a on both side
a²=ab
subtract b²on both side
a²-b²=ab-b²
(a-b)(a+b)=b(a-b)
(a+b)=b
2b=b (a=b)
2=1
1=2