Arccosine of cosine of x.

Since cosine is periodic, the arccosine of cosine of x is equal to x plus 2kπ when k is integer number *k∈ℤ*:

arccos(cos *x*) = *x *+ 2*k*π

Advertisements

Arccosine of cosine of x.

Since cosine is periodic, the arccosine of cosine of x is equal to x plus 2kπ when k is integer number *k∈ℤ*:

arccos(cos *x*) = *x *+ 2*k*π

Advertisements