I am weak in graphs as i am not able to solve ques on graphs in the chapter function plz help and which book should i buy ?

please  must  purchese     the  book  name     [  play   with  graph  ]  arihant  prakshan    this  book  will  help  you a lot    and  if  you  read  it sencerly    you  will become  able  to  solve  any  type  of    graph    ...   i  was  also  had   problums  with  graphs  in  my  study days   but  this  book  helps  me  a  lot    now  im   able  to  solve any  of  graph  question   ….….. if  you  like  my  advise just click on approve  button  ...and  please type  for any other  quary  if  you  have

  THIS  IS  THE BOOK 

thnx

 

 if  you   satisfy  with   my  answe  so please   just click on approve  button  ...and  if  you  have  any  other  question   or  dought     keep asking

yes the book is a good one