What is the sum of X+XX+XXX+XXXX?
12.06.2025 07:41

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)
and for binary would be
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
Speech by Governor Kugler on the economic outlook and monetary policy - Federal Reserve Board (.gov)
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 is the sum of X+XX+XXX+XXXX?
Have you ever had a scary dream about a loved one or friend soon after their death?
11010X
1234X
However, X +X^2 +X^3 + X^4 is a valid algebraic answer,
How do I become a Buddhist, and can someone explain Buddhism to me?