7 R, S and T are closed sets implies RnSnT is closed. N S A 8 If S has a maximum and a minimum then S is compact. N S A O

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter2: Equations And Inequalities
Section2.6: Inequalities
Problem 78E
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Question
For 7 and 8 Tell whether the statement is NEVER true, SOMETIMES true or ALWAYS true
7
R, S and T are closed sets implies RnSnT
is closed.
N
S
A
8
If S has a maximum and a minimum then
S is compact.
N
S
A
O
C
Transcribed Image Text:7 R, S and T are closed sets implies RnSnT is closed. N S A 8 If S has a maximum and a minimum then S is compact. N S A O C
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