1. Let $ A = \{1, 3, 5, 7\} $. Let $ f: A \rightarrow \mathbb{Z} $ be the function $ f = \{(1, 2), (3, 4), (5, 6), (7, 8)\} $. Let $ g: \mathbb{Z} \rightarrow \mathbb{Z} $ be defined by $ g(n) = 2n - 1 $. Find $ gf $.

Given, Set A=1,3,5,7 and a two functions f and g as follows, f: A → Z by f=1,2,3,4,5,6,7,8 g: Z →Z…

Answered: 1. Let A={1,3,5,7}. Let f:A→Z be the…

1. Let A={1,3,5,7}. Let f:A→Z be the function f={(1,2),(3,4),(5,6),(7,8)}. Let g:Z→Z be defined by g(n) = 2n-1. Find gf.

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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1. Let $ A = \{1, 3, 5, 7\} $. Let $ f: A \rightarrow \mathbb{Z} $ be the function $ f = \{(1, 2), (3, 4), (5, 6), (7, 8)\} $. Let $ g: \mathbb{Z} \rightarrow \mathbb{Z} $ be defined by $ g(n) = 2n - 1 $. Find $ gf $.

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