brooklit
brooklit
22-03-2015
Mathematics
contestada
prove that the recurring decimal 0.39 = 13/33
Respuesta :
konrad509
konrad509
22-03-2015
[tex]x=0.\overline{39}\\100x=39.\overline{39}\\ 100x-x=39.\overline{39}-0.\overline{39}\\ 99x=39\\ x=\dfrac{39}{99}=\dfrac{13}{33} [/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 92+ )
Otras preguntas
Please simply 17/12
What is -13 = v/10 - 12
What is the coding sequence for tRNA if the mRNA strand is GCU-AAU-GUC?
the table below shows how much Lupe earns for each mile he walks for a library fundraiser. | Miles Walked | Money Raised ($) | | 0 |
You find a measurement or 34 kg written in a laboratory notebook. What physical characteristic is this a measurement of?
Write a expression that can be used to check the quotient of 646 divided by 3
Suppose you need to get the dent in your car repaired. You see the ads above in the newspaper. Your father, who knows a bit about cars, said it would take no mo
When were the ports of Venezuela closed? during the Spanish regime during the dictatorships during the period of piracy during World War I
What was the United States’ stance at the beginning of World War I? Question 1 options: Neutrality Interventionists Aggression Appeasement Question
Help me please thanks