a) Prove algebraically that f: R → R, defined by f(x) = 3x is a 1-1, onto (bijective) map. Note that we have to prove that i) f(x1) = f (x2) → x1 = x2 b) For each y ER, we can find x E R such that f(x) = y
a) Prove algebraically that f: R → R, defined by f(x) = 3x is a 1-1, onto (bijective) map. Note that we have to prove that i) f(x1) = f (x2) → x1 = x2 b) For each y ER, we can find x E R such that f(x) = y
Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter1: Vectors
Section1.1: The Geometry And Algebra Of Vectors
Problem 24EQ
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