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ganuceroj
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Sujet du message: derivative derivative derivative?  Publié: Lun Mai 30, 2011 3:51 am |
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Inscrit le: Lun Avr 11, 2011 3:43 am
Messages: 264
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hi
derivative tan (4x - 5x)(sec (4x - 5x)
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LAbney
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Sujet du message: derivative derivative derivative? Publié: Ven Juin 17, 2011 2:10 pm |
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Inscrit le: Mar Mars 29, 2011 2:52 pm
Messages: 18
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sec=1/cos ; tan= sin/cos
the expression is sin(u)/co(u), easy to differentiate
..................(cos(4*x^2-5*x)^2-2)
-(8*x-5)________________________
.................... cos(4*x^2-5*x)^3
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