Question

O valor da expressão numérica 11 +( 10- (9+( 8 - (7 +(6 - (5 + (4 - (3 + (2 - 1))))))))) é:
a-10
b-11
c-12
d-13

Answer 1

Resposta:

c) 12

Explicação passo-a-passo:

11+(10-(9+(8-(7+(6-(5+(4-(3+(2-1)))))))))

11+(10-(9+(8-(7+(6-(5+(4-(3+1))))))))

11+(10-(9+(8-(7+(6-(5+(4-4)))))))

11+(10-(9+(8-(7+(6-(5+0))))))

11+(10-(9+(8-(7+(6-5)))))

11+(10-(9+(8-(7+1))))

11+(10-(9+(8-8)))

11+(10-(9+0))

11+(10-9)

11+1

12