Question

Show that X V ~ (Y X). is a tautology.​

Answer 1

Answer:

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Introduction

A function is a predefined formula that performs calculations using specific values in a particular order. Excel includes many common functions that can be used to quickly find the sum, average, count, maximum value, and minimum value for a range of cells. In order to use functions correctly, you'll need to understand the different parts of a function and how to create arguments to calculate values and cell references.

Explanation:

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Answer 2

Answer:

xy is correct

Explanation:

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