Tnx William: The correct exercise is: -7 -48/6 * 2^2 +5 = -34 Step number 1 is: -7 -48/6 * 4 +5 = -34 Step number 2 is: -7 -8*4 + 5 = -34 Step number 3 is: -7 -32 +5 = -34 Step number 4 is: -39 +5 = -34 -34 = -34 OK William, please remember that the sequence is: 1. Do the powers ...