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

Last Updated: 03.07.2025 07:58

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

and for binary would be

1234X

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

Do you think the beginning of movies is often better than the rest of the film? Is this a common opinion or do others share this view?

It’s a matter of interpretation.

11010X

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

Hundreds of flights cancelled, more expected as Atlanta airport recovers from severe weather amid holiday travel rush - CNN

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?

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

The #1 High-Protein Snack for Better Blood Sugar, According to a Dietitian - EatingWell