2. For r€ (0, x), let A, = [-a,r). Define the collection A = {A, : r€ (0, 0)}. Prove that(a) Ure(0.0) A, = [-,x)(b) nre(0,0) A, = (-7,0]%3D

Given: For r∈0, ∞, let Ar=[-π, r) and A=Ar: r∈[-π, ∞). To prove: a) ∪r∈(0, ∞)Ar=[-π, ∞) b) ∩r∈(0,…

Answered: 2. For r€ (0, x), let A, = [-,r).…

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter9: Systems Of Equations And Inequalities

Section: Chapter Questions

Problem 12T

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Similar questions

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2. For r€ (0, x), let A, = [-,r). Define the collection A = {A, : r€ (0, 0)}. Prove that (a) Ure(0,0) Ar = [-,x) (b) nre(0,)A, = (-x,0)