What is the sum of X+XX+XXX+XXXX?

Last Updated: 23.06.2025 23:48

What is the sum of X+XX+XXX+XXXX?

and for binary would be

*Note that the abbreviation XL (for XXXX) appeared quite late in the Roman period, and never found universal favour

11010X

My religion teacher said that there are no atheists because in order to reject God, you must first have a concept of God, and if you have a concept of God, you are not an atheist. In what way is this true, if at all? Why?

Given the use of upper case, I personally would initially assume Roman numerals*, so the answer would be C (100 in present-day decimal notation)

What is the sum of X+XX+XXX+XXXX?

1234X

What are some ways to improve speed in sprinting, running uphill, and long/middle distance running?

It’s a matter of interpretation.

as would be assuming that these are representations of conventional numbers, in which case the answer for number bases of five or more would be

However, X +X^2 +X^3 + X^4 is a valid algebraic answer,

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