Instrucciones: Responde las siguientes preguntas.

• Restar del polinomio A al polinomio B.

  $$\begin{array}{c}A=3x+7\\ B=5x+3\end{array}$$
  • $$-8x-10$$
  • $$-8x-4$$
  • $$-2x+4$$
  • $$2x+4$$

• Restar del polinomio A al polinomio B.

  $$\begin{array}{c}A=-a^{2}b+2a{b}^2-b^3\\ B=-a^{2}b-a{b}^2+2b^3\end{array}$$
  • $$-3a{b}^2-3b^3$$
  • $$3a{b}^2-3b^3$$
  • $$-2a^{2}b-a{b}^2-b^3$$
  • $$-2a^{2}b-a{b}^2+b^3$$

• Restar del polinomio A al polinomio B.

  $$\begin{array}{c}A=-2x^2+4x-1\\ B=x^2-2x-3\end{array}$$
  • $$-3x^2+6x+2$$
  • $$-3x^2-6x-4$$
  • $$-x^2-6x-4$$
  • $$-x^2+6x+2$$

• Restar del polinomio A al polinomio B.

  $$\begin{array}{c}A=8x^2{y}^2-9y^3+4z^2\\ B=8x^2{y}^2+8y^3-2z\end{array}$$
  • $$-y^3+4z^2-2z$$
  • $$-y^3+4z^2+2z$$
  • $$-17y^3+4z^2+2z$$
  • $$-17y^3+4z^2-2z$$

• Restar del polinomio A al polinomio B.

  $$\begin{array}{c}A=5m^3+2m^{2}n+4m{n}^2-n^3\\ B=-m^3-2m^{2}n+3m{n}^2-2n^3\end{array}$$
  • $$6m^3+m{n}^2-n^3$$
  • $$6m^2-4m^{2}n-m{n}^2+3n^3$$
  • $$6m^2-4m^{2}n-m{n}^2-3n^3$$
  • $$6m^3+4m^{2}n+m{n}^2+n^3$$