Theorem (Properties of the Absolute Value) Let a, beR. Then (a) If a = |b| then either a = b or a = -b. |3D (b) Jab| = la||b| If a 0 then la-a-1. If b o then |ab-= lal|b|-1. a < lal. llal-1b||
Theorem (Properties of the Absolute Value) Let a, beR. Then (a) If a = |b| then either a = b or a = -b. |3D (b) Jab| = la||b| If a 0 then la-a-1. If b o then |ab-= lal|b|-1. a < lal. llal-1b||
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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please show the proof of letter (a), (c) and (d)
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