Answers

  • Brainly User
2015-02-06T23:39:36+05:30
2015-02-07T09:08:03+05:30
SecФ+tanФ=I
1/cosФ+sinФ/cosФ=I
1+sinФ    = I
cosФ
 
1+sinФ = I cosФ
sinФ=IcosФ-1
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