Prove using identities
((sinx))/(1+sinx)-((sinx))/(1-sinx) =-2tan^(2)x...
Mathematics, 18.03.2021 06:00 Redbox6670
Prove using identities
((sinx))/(1+sinx)-((sinx))/(1-sinx) =-2tan^(2)x
Answers: 1
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