What is the sum of X+XX+XXX+XXXX?
Last Updated: 27.06.2025 12:51

1234X
11010X
What is the sum of X+XX+XXX+XXXX?
Could Mauricio Pochettino leave USMNT for Tottenham?: 'It's not realistic' - FOX Sports
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
However, X +X^2 +X^3 + X^4 is a valid algebraic answer,
What does it mean when someone is pretending to be me?
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