Question

5. Add the following polynomials: (–4x2 + 12x – 4) + (3x2 – 2x + 6)


6. Add the following polynomials: (6x2 – 6x – 6) + (6x2 – 6x + 9)

7. Add the following polynomials: (x2 – 4x – 3) + (x2 – 3x – 7)

Answer 1

combine the like term and always consider the sign ...