Question

3. Enumere todos os elementos de cada conjunto:
a) A = {x ∊ Z / x > – 5 }
b) B = {x ∊ N / x ≠ 0 e x ⩽ 7}
c) C = {x ∊ Z / – 6 ⩽ x < 2}

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Answer 1

A = {-4, -3,-2,-1,0,1...} B = {7,6,5,4,3,2,1} C = {-6,-5,-4,-3,-2,-1,0,1}