"Isibali" "Iphutha" "0" "1" "2" "3" "4" "5" "6" "7" "8" "9" "SUSA" "CLR" "sin" "cos" "tan" "e" "In" "ifayela lokungena" "(" ")" "Iphaneli eyisisekelo" "Iphaneli ethuthukisiwe" "Sula umlando" "Umbhalo okopishiwe."