a stylus
they went to give the food to people I think
crayons
they would draw
crayon
what letters would you use if you were to write a function representing an average
They would use a bull pen.
You would use the Java Development Kit (JDK).
To write an exponent on a laptop you would use the "^" key. For example, "3^2" would be "three squared."
To write 20 in Roman numerals, you would use XX. To write 30, you would use XXX. Therefore, to write 20-30 in Roman numerals, you would write XX-XXX.
They would write ... oh! Yeah, they cant write!
my guess would be someone who needed to write in the dark
If I could not write I would use a tape recorder or speech recognition software to put my ideas down with.