What is the sum of X+XX+XXX+XXXX?
14.06.2025 18:59

However, X +X^2 +X^3 + X^4 is a valid algebraic answer,
11010X
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
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
Paris Baguette: The Korean bakery that wants to make croissants less French - BBC
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?
1234X
If you could go back and rewrite the Legend of Korra, what would you change, and why?