(a - b)(a − c)(a − d)(b − c)(b − d)(c - d) -

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Question
Let a, b, c, d be integers. Show that the product
is divisible by 12.
(a - b)(a c)(a - d)(b − c)(b − d)(c - d)
Slovenia 1995
Transcribed Image Text:Let a, b, c, d be integers. Show that the product is divisible by 12. (a - b)(a c)(a - d)(b − c)(b − d)(c - d) Slovenia 1995
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