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Prove underroot 2 is a irrational number |
| Answer» let underroot 2 is the rational number.underroot 2 =a/b (co prime number)2b square= a square2 divides a 2divides a squarewhere,a=2c2b square= 4csquaeb square= 2c square2 divides b 2 divides b squarehence proved underroot 2 is a irrational number. | |