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Does Combinatorics use the pythagorean theorem?
Combinatorics is a part of math focused on counting principles of finite quantities. It does not really have much to do with triangles, much less the Pythagorean theorem.
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When to use for and when to use to?
A drawbridge allows welcome guests into a castle to cross the moat(a trench of water that goes around the perimiter of the castle)
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When to use in and when to use or?
You use "in" when you mean "in" and you use "or" when you need to use "or". It is rather difficult to construct rules for the use of prepositions in most languages.The grammatical structure of the...
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When to use has and when to use is?
Using " Has " is referred a past tense. Such as: He has taken the garbage out already. Using " Is " for example is referred a Present tense. Such as: He is taking out the garbage.
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When to use no and when to use not?
'Not' is an adverb, and is used to make a verb negative. (not + verb) Example with the verb 'to like': Positive: I (do) like chocolate. Negative: I do not like chocolate. Example with the verb 'to...
