Find ∞ ∪ i=1 Ai and ∞ ∩ i=1 Ai i an integer To show your work, show the first three values of each (i.e., A1, A2, and A3). Ai = { i, i + 2, i + 4, . . . } Ai = { 1, i+1 } Ai = [ 2, i ], that is, the closed interval of real numbers x between and i, inclusive of the end points Ai = [ i+1, ∞ ), that is, the interval of real numbers x with x ≥ i+1 Ai = ( −∞, i ], that is, the interval of real numbers x with x ≤ i
Find ∞ ∪ i=1 Ai and ∞ ∩ i=1 Ai i an integer To show your work, show the first three values of each (i.e., A1, A2, and A3). Ai = { i, i + 2, i + 4, . . . } Ai = { 1, i+1 } Ai = [ 2, i ], that is, the closed interval of real numbers x between and i, inclusive of the end points Ai = [ i+1, ∞ ), that is, the interval of real numbers x with x ≥ i+1 Ai = ( −∞, i ], that is, the interval of real numbers x with x ≤ i
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter2: Equations And Inequalities
Section2.6: Inequalities
Problem 80E
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Find
∞ ∪ i=1 |
Ai | and | ∞ ∩ i=1 |
Ai | i an integer |
---|
To show your work, show the first three values of each (i.e., A1, A2, and A3).
- Ai = { i, i + 2, i + 4, . . . }
- Ai = { 1, i+1 }
- Ai = [ 2, i ], that is, the closed interval of real numbers x between and i, inclusive of the end points
- Ai = [ i+1, ∞ ), that is, the interval of real numbers x with x ≥ i+1
- Ai = ( −∞, i ], that is, the interval of real numbers x with x ≤ i
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