<u>SOLUTION</u><u>:</u>
<u>what should be added to a²-2ab+b² to get a²-ab-2b² </u>
let the added no is P
should be added to a²-2ab+b² to get a²-ab-2b²
2^5 ... 2 x 2 x 2 x 2 x 2
I need points soo I can post my question an get help my self...
The answer would be -20 because you add and subtract your numbers to get 20