Question

a) {2+[1+(15-15)-2]}
b) {30+[10-5+(-2-3)]-18-12}
me ajudem pfvv a prova é amanhã :(((​

Answer 1

Resposta:

A) {2+[1+(15-15)-2]}

{2+[1+0-2]}

{2+[-1]}

{1}

B) {30+[10-5+(-2-3)]-18-12}

{30+[10-5+(-5)]-18-12}

{30+[0]-18-12}

{30-18-12}

{0}