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(Q.20 ) Let and are two bounded sets, then sup(AUB)=max {sup 4, sup B} sup(AnB)=min{sup A,sup B} inf (AUB) = max {inf A,inf B} inf (AOB) = min{inf A, inf B}

(Q.20 ) Let and are two bounded sets, then sup(AUB)=max {sup 4, sup B} sup(AnB)=min{sup A,sup B} inf (AUB) = max {inf A,inf B} inf (AOB) = min{inf A, inf B}

Advanced Engineering Mathematics
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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plz solve both parts neet and clean with handwritting ,within 20 min, plz do not solve wrong 

(Q.20 ) Let and are two bounded sets, then sup(AUB)=max{sup 4,sup B} sup(AnB)=min{sup A, sup B} inf (AUB) =max {inf A,inf B} inf (AnB) = min{inf A,inf B}
Transcribed Image Text:(Q.20 ) Let and are two bounded sets, then sup(AUB)=max{sup 4,sup B} sup(AnB)=min{sup A, sup B} inf (AUB) =max {inf A,inf B} inf (AnB) = min{inf A,inf B}
(Q.22 ) Which of the following set is/are comected a X, where p and q are distinct prime b X, = {xER|cos nx =0 such that me R} %3D X, =U[2n,2n + 3] 2+
Transcribed Image Text:(Q.22 ) Which of the following set is/are comected a X, where p and q are distinct prime b X, = {xER|cos nx =0 such that me R} %3D X, =U[2n,2n + 3] 2+
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