Ejercicios sección 3.5

En los ejercicios 1 al 10, racionalice los denominadores.

  1. a1+a\hspace{0.1cm}\cfrac{\sqrt{a}}{1+\sqrt{a}}\\[0.2cm]
  2. x+yxy\hspace{0.1cm}\cfrac{\sqrt{x}+\sqrt{y}}{\sqrt{x}-\sqrt{y}}\\[0.2cm]
  3. 1ab\hspace{0.1cm}\cfrac{1}{\sqrt{a}-\sqrt{b}}\\[0.2cm]
  4. 4x13\hspace{0.1cm}\cfrac{4}{\sqrt[3]{x-1}}\\[0.2cm]
  5. t+5t5\hspace{0.1cm}\cfrac{\sqrt{t}+5}{\sqrt{t}-5}\\[0.2cm]
  1. 81x216y23x2y\hspace{0.1cm}\cfrac{81x^2-16y^2}{3\sqrt{x}-2\sqrt{y}}\\[0.2cm]
  2. 1a3b3\hspace{0.1cm}\cfrac{1}{\sqrt[3]{a}-\sqrt[3]{b}}\\[0.2cm]
  3. 1x3+y3\hspace{0.1cm}\cfrac{1}{\sqrt[3]{x}+\sqrt[3]{y}}\\[0.2cm]
  4. t4t+4\hspace{0.1cm}\cfrac{\sqrt{t}-4}{\sqrt{t}+4}\\[0.2cm]
  5. 16x2y22xy\hspace{0.1cm}\cfrac{16x^2-y^2}{2\sqrt{x}-\sqrt{y}}\\[0.2cm]