Question

Calcular la raiz cuadrada de :

E=99,7777....+0,2222....

Answer 1

$\sqrt{ 99,777777......+0,22222......}$

$99,777... = 99,7 = 99+\frac{7}{9} = \frac{898}{9}$

$0,2222... = 0,2 = \frac{2}{9}$

$\sqrt{ \frac{898}{9}+ \frac{2}{9} }$

$\sqrt{ \frac{898+2}{9 }$

$\sqrt{ \frac{900}{9} }$

$\sqrt{100}$

10

Answer 2

Respuesta:

9,99999

Explicación:

99,7777+0,2222=99,9999

√99,9999=9,999994999997499993749996093747