2 - 4 + 8 - 2 =4 + 5 + 3 - 2 - 1 =(4 - 5) + (8 - 16) = - (3 + 2) - (4 + 3) = - (3 + 2 + 1) - ( - 1 - 3 - 4) =(3)( - 10) =(8 - 4)(4 - 3 + 1) = - (4 + 3)(3 - 12) = - (10 - 3 + 7)(3 + 4 - 2) =(41 + 33)( ?
2 - 4 + 8 - 2 = 4 + 5 + 3 - 2 - 1 = (4 - 5) + (8 - 16) = - (3 + 2) - (4 + 3) = - (3 + 2 + 1) - ( - 1 - 3 - 4) = (3)( - 10) = (8 - 4)(4 - 3 + 1) = - (4 + 3)(3 - 12) = - (10 - 3 + 7)(3 + 4 - 2) = (41 + 33)( - 8 - 4) =.