What is the sum of X+XX+XXX+XXXX?
Last Updated: 02.07.2025 01:52
However, X +X^2 +X^3 + X^4 is a valid algebraic answer,
It’s a matter of interpretation.
and for binary would be
Why is my Whirlpool fridge not cooling but the freezer works? What is the solution?
*Note that the abbreviation XL (for XXXX) appeared quite late in the Roman period, and never found universal favour
1234X
11010X
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
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)