Instrucciones: Responde las siguientes preguntas.

• Sumar el polinomio A con el polinomio B.

  $$\begin{array}{c}A=x^2+3x-1\\ B=-x^2-4x+3\end{array}$$
  • $$7x-2$$
  • $$-x-2$$
  • $$-x+2$$
  • $$-2x^2-x-4$$

• Sumar el polinomio A con el polinomio B.

  $$\begin{array}{c}A=4m^{2}n+5m{n}^2-8n^3\\ B=-m^3-4m^{2}n-2m{n}^2+8n^3\end{array}$$
  • $$-m^3-3m{n}^2+16n^3$$
  • $$-m^3+3m{n}^2$$
  • $$-3m^3+3m^2{n}^2-10m{n}^3+8n^3$$
  • $$m^3+3m{n}^2-16n^3$$

• Sumar el polinomio A con el polinomio B.

  $$\begin{array}{c}A=7x^3+2x^{2}y-2y^3\\ B=x^3-4x{y}^2+3y^3\end{array}$$
  • $$8x^3-2x^{2}y-4x{y}^2-y^3$$
  • $$8x^3+2x^{2}y-4x{y}^2+y^3$$
  • $$8x^3-2x{y}^2+y^3$$
  • $$8x^3+2x^{2}y-y^3$$

• Sumar el polinomio A con el polinomio B.

  $$\begin{array}{c}A=8w^4-7w^3{z}^2+9w{z}^4-z^5\\ B=-5w^4-w^3{z}^2-16w{z}^4+5z^5\end{array}$$
  • $$3w^4-8w^3{z}^2+7w{z}^4-4z^5$$
  • $$-3w^4+6w^3{z}^2-7w{z}^4-4z^5$$
  • $$-3w^4-6w^3{z}^2-7w{z}^4+4z^5$$
  • $$3w^4-8w^3{z}^2-7w{z}^4+4z^5$$

• Sumar el polinomio A con el polinomio B.

  $$\begin{array}{c}A=-4a^2-6b^2\\ B=15ab+5a^2\end{array}$$
  • $$a^2+15ab-6b^2$$
  • $$9a^2+15ab+6b^2$$
  • $$a^2-15ab-6b^2$$
  • $$-a^2+15ab+b^2$$