Question

is the domain of arccos(x) [-1,1]?

Answer 1

quite a random selection of problems tonight
what class is this?

Answer 2

oh, and the answer is "yes" since the range of cosine is \([-1,1]\) the domain of arccosine is also \([-1,1]\)

Answer 3

haha calc. i have a study guide due by the end of winter break and these are the confusing questions

Answer 4

and thanks:)

Answer 5

should be confusing because this has nothing to do with calculus,
it is about trigonometry

Answer 6

yw