Question

why we use he varikable x mostly in our questions?

Answer 1

Answer:

The letters at the end of the alphabet are chosen as the variables, while those at the beginning are constants. There is speculation about why this might have been done. It is likely to allow the largest number of sequential letters without overlap between the two sets. Why x became the most common is unknown.

Step-by-step explanation:

basically we use last alphabets 4 variables and starting letters 4 constants

Answer 2

Answer:

Beacause it's usually we can say and simply remembering that so, We can use.