Putting brackets: creating multi-terms expression with negative sign
To create a multi-terms expression with negative sign, when we put up the brackets we have to change the sign of each terms inside the brackets
To create a multi-terms expression with negative sign, when we put up the brackets we have to change the sign of each terms inside the brackets
To create a multi-terms expression with negative sign, when we put up the brackets we have to change the sign of each terms inside the brackets
To create a multi-terms expression with negative sign, when we put up the brackets we have to change the sign of each terms inside the brackets
To create a multi-terms expression with negative sign, when we put up the brackets we have to change the sign of each terms inside the brackets