What is the sum of X+XX+XXX+XXXX?
11.06.2025 02:46

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.
Simulations find ghostly whirls of dark matter trailing galaxy arms - Ars Technica
*Note that the abbreviation XL (for XXXX) appeared quite late in the Roman period, and never found universal favour
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)
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
How come Jesus died on Friday and rose on Sunday? That's not 3 days and three nights.
1234X
and for binary would be
11010X
Crypto Bros Celebrate Themselves at Bitcoin’s Most MAGA Convention Yet - Rolling Stone