• Matéria: Matemática
  • Autor: luizfilipetimm
  • Perguntado 7 anos atrás

Racionalize os denominadores das seguintes expressões: ME AJUDEM pfv

Anexos:

Respostas

respondido por: CyberKirito
2

d)

\mathsf{\dfrac{5\sqrt{2}}{6\sqrt{3}}=\dfrac{5.\sqrt{6}}{18}}

e)

\mathsf{\dfrac{8\sqrt{3}}{3\sqrt{5}}=\dfrac{8\sqrt{15}}{15}}

f)

\mathsf{\dfrac{4\sqrt{5}}{7\sqrt{6}}=\dfrac{4\sqrt{30}}{42}=\dfrac{2\sqrt{30}}{21}}

g)

\mathsf{\dfrac{3\sqrt{7}}{8\sqrt{2}}=\dfrac{3\sqrt{14}}{16}}

h)

\mathsf{\dfrac{5\sqrt{6}}{2\sqrt{3}}=\dfrac{5\sqrt{18}}{2.3}=\dfrac{5.3\sqrt{2}}{2.3}}\\\mathsf{\dfrac{5\sqrt{2}}{2}}

i)

\mathsf{\dfrac{3\sqrt{6}}{4\sqrt{3}}=\dfrac{3.\sqrt{18}}{4.3}=\dfrac{3.3\sqrt{2}}{4.3}}\\=\mathsf{\dfrac{3\sqrt{2}}{4}}

j)

\mathsf{\dfrac{6\sqrt{3}}{7\sqrt{6}}=\dfrac{6\sqrt{3}.\sqrt{6}}{7.6}=\dfrac{\sqrt{18}}{7}}\\\mathsf{\dfrac{2\sqrt{3}}{7}}


Jrghdjjxkxnfbfjfkc: Cadê letra a,b,c
Perguntas similares