What is the sum of X+XX+XXX+XXXX?
Last Updated: 19.06.2025 06:55

However, X +X^2 +X^3 + X^4 is a valid algebraic answer,
11010X
and for binary would be
How do you get a teenage boy to care about hygiene?
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
*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.
What is the sum of X+XX+XXX+XXXX?
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
Why is the covert narcissist actively avoiding me when they see me everyday?