Write a java program for gauss elimination and back substitution. apply the program to the following matrices you must include comments in the program for what the program is doing at every stage throughout the syntax. (this is very important) include results. [2 3 1 -11 1 hh- 2 2 4 0 0 -2 2 -4 5 1 -1 3 3 4 7 2 -7 3-6 5 15 and -3 3 1-1 220

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Working on this program in python 3.7: a year in the modern gregorian calendar consists of 365 days. in reality, the earth takes longer to rotate around the sun. to account for the difference in time, every 4 years, a leap year takes place. a leap year is when a year has 366 days: an extra day, february 29th. the requirements for a given year to be a leap year are: 1) the year must be divisible by 42) if the year is a century year (1700, 1800, the year must be evenly divisible by 400some example leap years are 1600, 1712, and 2016.write a program that takes in a year and determines whether that year is a leap year.ex: if the input is 1712, the output is: 1712 is a leap year. ex: if the input is 1913, the output is: 1913 is not a leap year. your program must define and call the function isleapyear(useryear). the function should return true if the input year is a leap year and false otherwise.

If i wanted to include a built-in calendar in a document, what option could i select? draw table insert table insert chart quick tables