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If e sinx -e -sinx -4=0 the x=?

 If esinx-e-sinx-4=0
the x=?

Grade:11

2 Answers

Arun Kumar IIT Delhi
askIITians Faculty 256 Points
9 years ago
Hello Student,
\\e^{sin x}-e^{-sinx}=4 \\y=e^{sin x} \\y-1/y=4 \\=>y^2-4y-1=0
solving this you will get value of
y which is e^sinx
take ln both sides then take sin inverse to get x
Thanks & Regards
Arun Kumar
Btech, IIT Delhi
Askiitians Faculty
Khana
19 Points
7 years ago
Oooooo

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