What is the sum of X+XX+XXX+XXXX?

Last Updated: 03.07.2025 00:52

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

However, X +X^2 +X^3 + X^4 is a valid algebraic answer,

*Note that the abbreviation XL (for XXXX) appeared quite late in the Roman period, and never found universal favour

What is the best soap to use for dogs?

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)

What is the sum of X+XX+XXX+XXXX?

It’s a matter of interpretation.

Look for the 'Other Dipper' this summer: How to find Ursa Minor, the Little Bear with a little help from the North Star - Space

and for binary would be

1234X

11010X

Can you share summer photos? Day 8