Question

Quanto é?
(13-1)² : [√64:23+(81:3²-8)×3]+6²=?

Ajudem!

Answer 1

(13-1)² : [√64:23+(81:3²-8)×3]+6²=

(12)^2 : [8 : 23+(81 : 9-8)×3 ] +36

144:[8 : 23 + 1 × 3 ] + 36

144 : [ 8 : 24 ×3 ] +36

144: [ 3×3] + 36

144 : 9 + 36

16 + 36

52