Question

{3+2×[40-(3²-7)-10]}²

Answer 1

{3+2 x [ 40 - (9 - 7 ) -10]} ²
{3+2 x [ 40 - (2) -10]} ²
{3+2 x [ 40 - 2 -10]} ²
{3+2 x [ 40 -12]} ²
{3+2 x [ 28]} ²
{5 x 28} ²
{140}².
19600

Answer 2

{3+2x[40-(3²-7)-10]}²
{3+2x[40-(9-7)-10]}²
{3+2x[40-2-10]}²
{3+2x28}²
{3+56}²
{59}² = 3481