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

Last Updated: 02.07.2025 03:41

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

and for binary would be

1234X

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

First Day of Roots Picnic Was an "Absolute Disaster," Fans Say - Philadelphia Magazine

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

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

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

What is the future of AI in interior design?

It’s a matter of interpretation.

11010X

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)

Trump calls Iran’s retaliatory strike ‘very weak,’ says country gave ‘early notice’ of attack - PBS