Does either A or B include both?

“Either/Or” In every day language we use the phrase “either A or B” to mean that one of the two options holds, but not both. For example, when most people say something like “You can have either a hot dog or hamburger,” they usually aren’t offering you both.

What does and/or mean in math?

In mathematics, the word “or” means “one or the other or both”. … In other words, the statement is only false if “it will rain” is false and “it will snow” is also false. When one or both parts of an “or” statement are true then the whole statement is true.

WHAT DOES A or B mean?

Show 1 more comment. Either A or B means the same as A or B. Each can mean or used in the inclusive or exclusive sense. Usually, the inclusive sense is used in mathematics and the exclusive sense in everyday life.

Does either one include both?

Either is used only when there are two persons or things. Either refers to one or the other of the two. Either of them would, therefore, mean either this one or that one of the two.

Does OR mean multiply OR add?

When you do an Or operation you do a join of all your result sets which can be seen as an addition. The Or and And should be seen as operations on your (sub)result set(s) and not as multiplications or additions.

Is union and OR OR?

Unions. … The symbol we use for the union is ∪. The word that you will often see that indicates a union is “or“.

What is both A and B?

Standing alone, the phrase, “both A and B” is correct usage. Your second phrase, should you use it, would be, “A and B are both…” because you have a plural subject. Examples: “A and B are both letters of the alphabet.”…”Raj and Rico are both members of the team.”… “Some cuisines are both sour and sweet.”

Is either and/or the same?

They differ greatly in usage. “I like jelly or jam.” You can’t say, “I like jelly either jam.” The correct usage would be “I like either jelly or jam.” Either is very often used in conjunction with or for emphasis. Either can be used as an adjective, which or cannot. Or is simply a conjunction.

Which sentence is correct AB or both of them?

The word “both” is an indefinite pronoun and is always plural; as a result, the correct sentence is “both of them are correct”.