4. Prove {A} (BA) → B in H. Note: In addition to the axioms and rule of inference of H, you may use any of the derived rules and/or theorems 3.20-3.30 (as numbered in the textbook).
4. Prove {A} (BA) → B in H. Note: In addition to the axioms and rule of inference of H, you may use any of the derived rules and/or theorems 3.20-3.30 (as numbered in the textbook).
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section1.1: Real Numbers
Problem 26E
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![4. Prove {A} (-B → A) → B in H. Note: In addition to the axioms and rule of inference
of H, you may use any of the derived rules and/or theorems 3.20-3.30 (as numbered in the
textbook).](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F4575c695-56bc-4a6a-843f-ec886ca258f2%2F4089af1e-c01f-48cf-b3e2-a7af7a0f0380%2Fn4msl1b_processed.jpeg&w=3840&q=75)
Transcribed Image Text:4. Prove {A} (-B → A) → B in H. Note: In addition to the axioms and rule of inference
of H, you may use any of the derived rules and/or theorems 3.20-3.30 (as numbered in the
textbook).
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