Question

2[3 (10 – 4)2]


10 - 4 = 6 ^2 = 36
3 36 = 39
39 times 2 = 78

Answer 1

2[3 + (10 - 4)^2] = 2[3 + 6^2] = 2[3 + 36] = 2[39] = 78