MATTYESP7921 MATTYESP7921
  • 25-10-2017
  • Mathematics
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Consider this equation (csc x+1)/cot x = cot x/(csc x +1) is it an identity?

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Аноним Аноним
  • 25-10-2017
cross multiplying:-
cot^2 x = (csc x+ 1)(csc x + 1)

also  cot^2 x =  csc^2 x - 1  = (csc x + 1)(csc x - 1)  (Known Identitiy)

so the equation is not an identity
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