why we multiply it with 2

Dear student, 
Your question is incomplete so unable provide to solution. 
Please post the correct question in a separate thread for meaningful help
regards, 

 

  • 0
Hey Mate,
Your question seems to be incomplete or incorrect. Please check your question and post it once again so that we can help you.
Cheers !
  • 1
What exactly do u want to ask??????
  • 0
What are you looking for?