**Find Out What's Wrong with these ?**

a = b

a^2 = ab

a^2 - b^2 = ab - b^2

(a - b)(a + b) = b(a - b)

a + b = b

2 = 1

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0 = 0 + 0 + 0 + 0 ...

0 = (1-1)+(1-1)+(1-1)...

0 = 1 + (-1+1) + (-1+1) + (-1+1)...

0 = 1 + 0 + 0 + 0 + 0...

0 = 1

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N = 0.99999...

10N = 9.9999....

9N = 9 (all decimal portion is cancelled out)

N = 1