find where is the mistake
0=0
(20-20) = (20)^2 - (20)^2
1(20-20) = (20-20) (20+20)
1 = (20-20) (20+20) / (20-20)
1 = 40
??????
how?
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hope it helps u......
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Vivekrajput1279:
no i dont want ur style of solving
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(20-20)(20+20)/(20-20) is equal to 0/0
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