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

Last Updated: 02.07.2025 06:26

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

and for binary would be

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

11010X

June's full 'Strawberry Moon' illuminates the night sky next week: Here's how to see it - Space

It’s a matter of interpretation.

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

Google Confirms Most Gmail Users Must Upgrade All Their Accounts - Forbes

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

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

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

Turn This ChatGPT Prompt Into A Six-Figure Passive Income Stream - Forbes