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

Last Updated: 01.07.2025 07:04

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

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

11010X

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

Intel Stock (NASDAQ:INTC) Blasts Up as Mac Support Dies - TipRanks

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)

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

Genetics testing startup Nucleus Genomics criticized for its embryo product: 'Makes me so nauseous' - TechCrunch

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

and for binary would be

1234X

Ghostly Ripples Sweep Across Colorado’s Night Sky — A Rare Spectacle Caught On Camera - The Daily Galaxy