SQL> SQL> SQL> select sin(30*3.14159265/180), tanh(0.5) 2 , exp(4), log(2,32), ln(32) 3 from dual; SIN(30*3.14159265/180) TANH(0.5) EXP(4) LOG(2,32) LN(32) ---------------------- ---------- ---------- ---------- ---------- .499999999 .462117157 54.59815 5 3.4657359 SQL>