1.

IfA ={x | 3x-1=2) and B ={xlx1s a natural number neither prime nor composite),then show that A = B.)

Answer»

A = { x | 3x - 1 = 2 } 3x - 1 = 2 3x = 1 + 2 = 3 x = 1 A = { 1 } B = { 1 } Because 1 a natural number neither prime nor composite. A = B

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