What is the sum of X+XX+XXX+XXXX?
12.06.2025 04:05

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)
*Note that the abbreviation XL (for XXXX) appeared quite late in the Roman period, and never found universal favour
How do you confront your own family for not inviting you or leaving you out of things?
1234X
and for binary would be
11010X
How did you know you weren't the narc?
However, X +X^2 +X^3 + X^4 is a valid algebraic answer,
What is the sum of X+XX+XXX+XXXX?
It’s a matter of interpretation.