justinprice3086 justinprice3086
  • 22-04-2024
  • Mathematics
contestada

Prove that a positive integer in decimal number system is divisible by 3 if and only if the sum of its digits in septenary number system is divisible by 3.

Respuesta :

Otras preguntas

Write two different ratios that are equivalent to 3 : 2.
If the current R1 is 2A, what is the current through R2?
In the short story "The Cask of Amontillado, "how is Montresor an unreliable narrator? A: He has been drinking too much amontillado B: He does not explain his m
How did Europeans affect the culture of Latin America?
The data set represents the number of rings each person in a room is wearing. 0, 2, 4, 0, 2, 3, 2, 8, 6 What is the interquartile range of the data?
Find any real solutions for the following equations. x3 - 1728 = 0
wenty-seven minus 3/2 of a number (x) is not more than 36. What is the number?
What is the mean absolute deviation for the data? 30, 30, 35, 35, 40 A. 3.2 B. 5 C. 10 D. 34
Most modern forms of transportation are powered by fossil fuels. Carbon dioxide, methane, carbon monoxide, and other gases are released into the atmosphere duri
Which conflict exists between Brutus and Cassius toward the end of the play? a. Cassius is afraid that Brutus will warn Caesar of the assassination plot. b. Br