What is the sum of X+XX+XXX+XXXX?
Last Updated: 02.07.2025 04:57
What is the sum of X+XX+XXX+XXXX?
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
and for binary would be
*Note that the abbreviation XL (for XXXX) appeared quite late in the Roman period, and never found universal favour
It’s a matter of interpretation.
Warming climate may flip the script on the amount of CO₂ released by trees, study finds - Phys.org
1234X
11010X
However, X +X^2 +X^3 + X^4 is a valid algebraic answer,
How do we write and pronounce "it's my pleasure" in Italian?