Question

Me ajudem por favor 20 pontos os professores estão me deixando loco rs​

Answer 1

Resposta:

1) a) {1,2,3,4,6,7,9}

  b) {2}

  c) {1,2,3,4,5,6,7,8,9}

  d) {2,4}

  e){2,4,5,6,8,9}

2) Não consigo visualizar o sombreado

3)A={-3,-2,-1,0,1,2}

  B={0,1,2,3}

  C=`{-1,0,1,2,3,4}

  D={3,4,5,6,7,8}

a){-3,-2,-1,0,1,2,3}

b){0,1,2}

c){-3,-2,-1,0,1,2,3,4,5,6,7,8}

d){ }

e){-3,-2,-1,0-1,2,3,4,5,6,7,8}

f){0,1,2}

g){ }

h){-1,0,1,2,3,4} ou C

i){  { }, 0,1,2,3} ou { { }, B}

Explicação passo-a-passo: