Category: Updates

Who is puzzle master?

Puzzlemaster Will ShortzNPR’s Puzzlemaster Will Shortz has appeared on Weekend Edition Sunday since the program’s start in 1987. He’s also the crossword e...

What are computer phrases?

A phrase is a group (or pairing) of words in English. A phrase can be short or long, but it does not include the subject-verb pairing necessary to make a ...

How do you find subsets and sets?

If a set contains ‘n’ elements, then the number of proper subsets of the set is 2n – 1. In general, number of proper subsets of a given set = 2m – 1, wher...