In python, how do u do a format check? I need to do a specific format check that ensures that the data entered is in the format NX OR NNX, where N is a number that is 7, 8, or 9, and NN is a number that is 10 or 11, and X is a letter from A to F ( basically should be 7A - 7F, 8A-8F and so on until 11F. Thanks.

Octothorpe is another name for what common computer keyboard symbol?

Need asap write a short paper describing the history and differences between six sigma, waterfall, agile, and scrum models. understanding these models can give you a good idea of how diverse and interesting it development projects can be. describe what the rationale for them is and describe their key features. describe the history behind their development. at least 400 words

What makes myhexadecimalnumber a child of mynumber? which methods does myhexadecimalnumber inherit directly from the mynumber class? what can an instance of the mynumber class do? what can an instance of the myhexadecimalnumber class do? which methods are overridden? why are they overridden? how many examples of overloading are there? why was this done? where is the super keyword used? what is it doing? why isn’t the incoming value set immediately in the second myhexadecimalnumber constructor? how many examples can you find of an inherited method being called?