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1~ How we proof that 2+2= 52~ How we proof that 2× 2 =5 |
| Answer» 2 + 2 = 514 = 14 10 + 4 = 10 + 44 - 4 = 10 - 102^2 - 2^- 2 = 5 ( 2 - 2 )Then we apply identity( 2 + 2 ) ( 2 - 2) = 5 ( 2 - 2)Then we will cancel 2 - 2 by 2 - 2Then it will be2 + 2 = 5# proved# | |