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

Last Updated: 03.07.2025 02:36

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

and for binary would be

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

What are the differences between red and blue LED lights for skin treatment?

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

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

11010X

The FTC has reopened claims for Fortnite settlement refunds: here’s how you can submit one - The Verge

It’s a matter of interpretation.

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

Over 7 million Americans are unemployed — the most since 2017. Why it won’t get better anytime soon. - MarketWatch