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

Last Updated: 03.07.2025 03:49

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

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

and for binary would be

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

Amazon invests historic $20 billion for artificial intelligence infrastructure in Pa. - Pittsburgh Post-Gazette

11010X

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

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)

Mario Kart World Guide - All Courses, Cups, Missions, Collectibles, Tips & Tricks - Nintendo Life

1234X

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

What should be done after the attack on Donald Trump to abandon vicious partisan rhetoric?