Question

cos=x/12

Answer 1

what does this mean exactly?

Answer 2

cos = 1 right??

Answer 3

Well, its a degrees question i have to use cos and x/12 do get a degrees

Answer 4

Exactly what is question?

Answer 5

cos=x/12 has no meaning to me.

Answer 6

do you mean cos(x)=1/2?

Answer 7

well then idk sorry

Answer 8

we can figure out the range to x such that cos(u)=x/12.
We know cos(u) is between -1 and 1 (including -1 and 1)
so we know x is between -12 and 12

Answer 9

domain*

Answer 10

whatever is the appropriate word