What is the sum of X+XX+XXX+XXXX?
Last Updated: 01.07.2025 02:29
What is the sum of X+XX+XXX+XXXX?
*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 have I done wrong? How can I start over?
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)
1234X
11010X
What parts of the Bible, if any, are inappropriate to read to children? Why?
It’s a matter of interpretation.
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