,R,NAL ,NUMB]S ,EXAMPLES

    ,EXAMPLES
#1_4 ,?REE-F\R?S REPRES5T$ 0OP5
  FRAC;N #3 OV] #4 CLOSE FRAC;N
  IS WRITT5 ?3/4#
#2_4 ,EI<T & TWO-N9?S IS WRITT5
  #8_?2/9_#
#3_4 ,SEV5 PO9T FIVE "O IS
  WRITT5 #7.51
#4_4 ,Z]O PO9T ?REE REP1T+ IS
  WRITT5 #0.3:
#5_4 ,! SQU>E ROOT ( #16 IS
  WRITT5 >16]
#6_4 ,! SQU>E ROOT ( OP5 FRAC;N
  F\R-N9?S CLOSE FRAC;N CLOSE
  ROOT IS WRITT5 >?4/9#]
#7_4 ,NEGATIVE FIVE IS WRITT5
  -#5





                              #A
    ,NON-,EXAMPLES
#1_4 ,! SQU>E ROOT ( SEV5 IS
  WRITT5 >7]
#2_4 ,! SQU>E ROOT ( OP5 FRAC;N
  TWO-FIF?S CLOSE FRAC;N CLOSE
  ROOT IS WRITT5 >?2/5#]
#3_4 ,OP5 FRAC;N PI OV] TWO
  CLOSE FRAC;N IS WRITT5 ?.P/2#
#4_4 ,Z]O PO9T ?REE Z]O ?REE Z]O
  Z]O ?REE Z]O Z]O Z]O ?REE
  ELLIPSIS IS WRITT5
  #0.3030030003'''












                              #B