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

Last Updated: 02.07.2025 00:04

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

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

1234X

11010X

How did AI have a role in John Lennon's vocal performance on last year's Beatles song Now and Then, produced by Paul McCartney?

and for binary would be

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

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

If all the American hundred millionaires and billionaires chipped in a modest 10% of their net worth to provide affordable housing to homeless families and other down and out persons, (like veterans), would this address the housing crisis?

It’s a matter of interpretation.

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

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)

Why are European countries warning European travelers to be careful traveling to the United States?