To prove: The test for divisibility by
Explanation of Solution
Given information:
A six-digit number and a number
Consider a six-digit number be
The test for divisibility by
From the above calculation, if the sum of the first, third, and fifth digits minus the sum of the second, fourth, and sixth digit is divisible by
Hence, the test for divisibility by
Chapter 11 Solutions
Algebra: Structure And Method, Book 1
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