Question

Determine o cubo do valor da expressao:
21-{2X[12+6:(4-2X3)]}

Answer 1

21-{2X[12+6:(4-2X3)]}
21-{2X[12+6:(4-6)]}
21-{2X[12+6:(-2)]}
21-{2X[12-3]}
21-{2X9}
21- 18
      3

3³ = 27