`x in (N pi +(pi)/6, n pi +(pi)/4), n in Z``x in (n pi +(pi)/8, n pi +(pi)/4), n in Z``x in (npi+(pi)/4, n pi+(pi)/3), n inZ``x in (npi+(pi)/3, n pi+(pi)/2), n in Z`
Your experience on this site will be improved by allowing cookies. Read Cookie Policy