Logo

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

Last Updated: 26.06.2025 16:03

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

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

11010X

and for binary would be

Fuga eaque dolorum deserunt omnis velit.

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)

1234X

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

Epic Effort to Ground Physics in Math Opens Up the Secrets of Time - Quanta Magazine

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

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

It’s a matter of interpretation.

Which certification is most valuable in the IT field, and why?