Question

d) 3 – { 2 + ( 11 - 15 ) – [ 5 + ( -3 + 1 )] + 8} =

Answer 1

3 - {2 + (11 - 15) - [5 + (-3 + 1)] + 8}

3 - {2 - 4 - [5 - 2] + 8}

3 - {2 - 4 - 3 + 8}

3 - {-2 + 5}

3 - { + 3 }

3 - 3 = 0