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

Last Updated: 20.06.2025 04:21

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

It’s a matter of interpretation.

1234X

and for binary would be

Why do people have trouble accepting the very true fact that "The Blue Marble" photo of Earth is a composite and therefore (just like every other subsequent "picture" of Earth NASA has ever shown us) not a real photo but computer generated?

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

11010X

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)

My son died seven months ago at the age of 24 how do I know if he’s in heaven and can he see me and hear me and why have I not gotten any signs yet from him or Mom just not seeing the signs how do I know if he’s OK how do I know if he’s happy?

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,

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

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