Question: Write a scheme function named sum-it-all that takes a number as input and totals all the previous numbers up to 1. For example, if the

Write a scheme function named sum-it-all that takes a number as input and totals all the previous numbers up to 1. For example, if the input is 5 then 5+4+3+2+1 i.e. function should return 15. Also write a tail factorial version of it named sum-it-all-one which should also perform the same action as sum-it-all.

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