Subhankar dhara Asked a Question
July 31, 2020 1:09 ampts 10 pts
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  • Deepak singh thankyou
    see result ,
    • cropped-812701141.jpg
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  • Pranav kumar
    Any doubts please ask.
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    Subhankar dhara
    i can't understand the 1st line of the ans
  • Pranav kumar
    see the attachment.
    • cropped7803107145500994254.jpg
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    Pranav kumar
    Understand this solution?