IIT JAM
Neha Hema raj Asked a Question
May 10, 2020 9:43 pmpts 30 pts
  • IIT JAM
  • Mathematics (MA)

Can't we substitute d^2 as -a^2 in pi?? other method to solve this problem??

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  • Ujjawal vishal Best Answer
    we can substitute D^2 by -a^2 only if there is Sinax or Cosax
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