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

Last Updated: 03.07.2025 03:05

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

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

It’s a matter of interpretation.

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

NBA Draft winners, losers — plus a separate category - Chicago Sun-Times

1234X

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

11010X

Why are Trump supporters so incredibly stupid?

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)

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

and for binary would be

Sleep helps stitch memories into cognitive maps, according to new neuroscience breakthrough - PsyPost