Question

A ={-3,-2,1,4} B ={0,1,2,4} எனில் i)A - B ii) B - A iii) A∆B காண்க

Answer 1

A ={-3,-2,1,4} B ={0,1,2,4}

A - B = { -3,-2}

B - A = { 0,2}

A ∆ B = {A -B} U {B - A}

=> { -3,-2} U {0,2}

=> {-3,-2,0,2}